Joel Sartore Joel Sartore

National Geographic Photographer and Speaker


Joel is the founder of the Photo Ark, a groundbreaking effort to document species before they disappear—and to get people to care while there’s still time.

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Explore the Photo Ark

Search the 46,433-picture Photo Ark for an animal or species. Scroll down to see every species in the Ark … if you’ve got all day.

  • 14,005 species in Photo Ark as of today
    Explore the Photo Ark Search the [photoark_count]-picture Photo Ark for an animal or species.
  • 25 years to document every species in human care
Photo: Captive gray wolf at the International Wolf Center in Ely, MN.

Gallery

In the Field

Explore the best wildlife images from Joel’s 25+ year career from tree climbing lions in Africa, penguins in Antarctica to wild parrots of the Amazon. Don’t see an image that you’re looking for? Use the search field at the top of this page to type in the species or subject you’d like to find.

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Photo: Edward's fig parrot (Psittaculirostris edwardsii) at Loro Parque Fundacion.

Gallery

The Photo Ark

See some of the most powerful, interesting, and popular images from the Photo Ark.

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Gallery

Behind the Scenes

Take a look behind the scenes as Joel travels the world photographing on assignment and for the Photo Ark.

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  • Photo: A blotched chub (Erimystax insignis), from a private collection in Knoxville, Tennessee.
  • Picture of a critically endangered (IUCN) and federally endangered Sumatran rhinoceros (Dicerorhinus sumatrensis) at the Cincinnati Zoo.
  • Photo: A Palestine mole rat (Spalax ehrenbergi) at Leibniz Institute for Zoo and Wildlife Research.
  • Yellow-backed morph of a dyeing poison frog (Dendrobates tinctorius) from a private collection.
  • Photo: Skeleton tarantula (Ephebopus murinus) at the Bugarium at the Albuquerque BioPark.
  • Photo: An unidentified tooth coral (Galaxea sp.) at the Akron Zoo.
  • Photo: A whip scorpion (Heterophrynus sp.) at the Urku Center, Tarapoto, Peru.
  • Photo: An endangered Lake Eacham rainbowfish (Melanotaenia eachamensis) at Zoo Leipzig in Germany.
  • Photo: A Belitung Island tarsier (Cephalopachus bancanus saltator) in Jakarta, Indonesia in the care of PT. Alam Nusantara Jayatama.
  • A picture of a blue-throated toucanet (Aulacorhynchus prasinus caeruleogularis) at the Dallas World Aquarium.
  • Picture of a Gulf Coast water dog (Necturus beyeri) at the Cincinnati Zoo.
  • Photo: Two male green swordtails (Xiphophorus helleri) at Zoo Leipzig in Germany.
  • Photo: A red-tailed hawk (Buteo jamaicensis borealis) at Raptor Conservation Alliance.
  • A federally endangered West African slender-snouted crocodile (Mecistops cataphractus) from the private collection of Curt Harbsmeier.
  • Photo: Colombian chachalaca (Ortalis columbiana) at Piscilago Zoo in Bogota, Colombia.
  • Photo: A Madagascar iguana (Chalarodon madagascariensis) at Zoopark Zajezd.
  • A Texas recluse spider (Loxosceles devia) at the Gladys Porter Zoo in Brownsville, Texas.
  • Photo: A male black-headed duck (Heteronetta atricapilla) at Sylvan Heights Bird Park in Scotland Neck, North Carolina.
  • A half-day-old hatchling leatherback turtle (Dermochelys coriacea) from Bioko Island. (IUCN: Critically Endangered, US: Endangered)
  • Photo: An Egyptian saw-scaled viper (Echis pyramidum) at the Sedgwick County Zoo in Wichita, Kansas.
  • Photo: Rainbow shiners (Notropis chrosomus) in spawning colors, from a private collection in Knoxville, Tennessee.
  • Picture of a Julia butterfly (Dryas iulia largo) at the Insectarium in New Orleans, Louisisna.
  • Bigmouth buffalo (Ictiobus cyprinellus) at Gavins Point National Fish Hatchery and Aquarium.
  • Photo: Flagtail characin (Semaprochilodus taeniurus) at the Dallas World Aquarium.
  • Photo: A female Hamadryas baboon (Papio hamadryas).
  • Photo: Song thrush (Turdus philomelos) in Choussy, France.
  • Larval (grub) form of a scarab beetle known generally as a 'June bug', Osmoderma subplanata.
  • Photo: Mozambique girdled lizard [Smaug mossambicus) at the Sedgwick County Zoo.
  • Photo: A green cat snake (Boiga cyanea) at the Assam State Zoo cum Botanical Garden in Guwahati, Assam, India.
  • Picture of a spider tortoise (Pyxis arachnoides brygooi) at the St. Louis Zoo.
  • A bluntnose jack (Hemicaranx amblyrhynchus) at Gulf Specimen Marine Lab.
  • Picture of a pink-tongued skink (Hemisphaeriodon gerrardii) at the Healesville Sanctuary.
  • A blotched or banded tiger salamander (Ambystoma mavortium melanostictum) at the National Mississippi River Museum and Aquarium, Dubuque, Iowa.
  • Rough-scaled sand boa (Eryx conicus) at the Tulsa Zoo.
  • Photo: Barcheek darter (Etheostoma obeyense) at Conservation Fisheries.
  • Photo: A male Malayan snail-eating turtle (Malayemys macrocephala) at Turtle Island.
  • Picture of a male Aleutian cackling goose (Branta hutchinsii leucopareia) at Sylvan Heights Bird Park.
  • Picture of a vulnerable (IUCN) and federally threatened purple bankclimber (Elliptoideus sloatianus) collected from the Apalachicola River near Chattahoochee, Florida.
  • Photo: A cactus ferruginous pygmy owl (Glaucidium brasilianum cactorum) at Wild at Heart raptor rehabilitation center.
  • Picture of a cecropia moth caterpillar (Hyalophora cecropia) at the Minnesota Zoo.
  • Photo: A prairie rattlesnake (Crotalus viridis viridis) at Reptile Gardens.
  • Photo: Eastern brown snake (Pseudonaja textilis) at Lilydale High School in Australia.
  • Picture of a federally endangered Andean condor (Vultur gryphus) at the Lowry Park Zoo.
  • Picture of a grizzly bear (Ursus arctos horribilis) at the Sedgwick County Zoo.
  • Picture of a tangaroan shrimp-goby (Ctenogobiops tangaroai) at Pure Aquariums.
  • Photo: A pair of Townsend's chipmunks (Neotamias townsendii townsendii) at the Chintimini Wildlife Center in Corvallis, Oregon.
  • A picture of a southwestern speckled rattlesnake (Crotalus pyrrhus) at the LA Zoo.
  • Photo: A fork-tailed drongo (Dicrurus adsimilis fugax) collected at Camp Chitengo in Gorongosa National Park.
  • Picture of a male king eider (Somateria spectabilis) at the Sylvan Heights Bird Park.
  • Photo: A cayenne jay (Cyanocorax cayanus) at Walsrode Bird Park in Walsrode, Germany.
  • Photo: A Panacea fiddler crab( Uca panacea) photographed at Gulf Specimen Marine Lab and Aquarium.
  • Photo: An endangered silvery woolly monkey (Lagothrix poeppigii) photographed at Amazon Shelter, a wildlife rescue, rehabilitation and release center in Tambopata, Peru.
  • Photo: Northern monkshood (Aconitum noveboracense), a plant native to eastern Iowa and in nearby states.
  • A short-tailed weasel (Mustela erminea cicognanii) at the New York State Zoo.
  • Sanguine poison dart frog, Epipedobates zaparo, at Henry Vilas Zoo in Madison, WI.
  • A picture of a Kenyan sand boa (Eryx colubrinus loveridgei) at the Topeka Zoo.
  • A critically endangered Florida bonneted bat (Eumops floridanus).
  • Photo: An ornate bella moth (Utetheisa ornatrix) at Tall Timbers Research Station and Land Conservancy in Tallahassee, Florida.
  • A gray rat snake (Pantherophis obsoleta spiloides)at the Estuarium in Dauphin Island, AL.
  • Photo: A cobia (Rachycentron canadum) at the Virginia Aquarium.
  • Photo: A vulnerable quokka (Setonix brachyurus) named Autumn at the Taronga Zoo.
  • An endangered female white-crowned hornbill (Berenicornis comatus) at the Avilon Zoo.
  • Photo: Female Baw Baw frog (Philoria frosti) at the Melbourne Zoo. This frog critically-endangered.
  • Eurasian red squirrel (Sciurus vulgaris exalbidus) at the Miller Park Zoo.
  • A picture of a Wahlberg’s eagle (Hieraaetus wahlbergi) at Sia, the Comanche Nation Ethno-Ornithological Initiative.
  • A picture of a small-spotted genet (Genetta genetta dongolana) at the Arabian Wildlife Centre in Sharjah, United Arab Emirates.
  • Photo: An adult and juvenile Lower Duck River form of the two-spot crayfish (Cambarus graysoni) from Brush Creek, Lewis County, Tennessee.
  • A critically endangered (IUCN) and federally endangered captive Catalina Island fox (Urocyon littoralis catalinae) named Tachi at Quail Valley Fox Clinic on Catalina Island, CA. This animal is the last captive left over from a breeding program designed to save the species that took place from 2001-2004. A hand-raised animal, it is now used for education. Biologists estimate just over 500 of these foxes live on Catalina Island, California. This animal is a subspecies of the Channel Island fox.
  • A picture of a female American bison (Bos bison bison) named Mary Ann at the Oklahoma City Zoo.
  • Picture of a blue spotted jawfish (Opistognathus rosenblatti) at Nebraska Aquatic Supply.
  • Photo: A mountain madtom (Noturus eleutherus) collected on the Little River near Maryville Tennessee.
  • Photo: A female Lojana marsupial frog (Gastrotheca lojana) at Centro Jambatu in Quito, Ecuador.
  • Photo: A sooty tern (Onychoprion fuscatus) at the Marathon Wild Bird Center in Marathon, Florida.
  • A Houston toad (Anaxyrus houstonensis) at the San Antonio Zoo. (US: Endangered, IUCN: Endangered)
  • Photo: A California red-shouldered hawk (Buteo lineatus elegans) at the North Florida Wildlife Center.
  • Photo: An Indian leopard (Panthera pardus fusca) at the Emirates Park Zoo in Abu Dhabi, United Arab Emirates.
  • Budgett's frog (Lepidobatrachus laevis) at the National Aquarium in Baltimore.
  • Picture of giant water bugs (Abedus herberti) at the Point Defiance Zoo.
  • Photo: A male Stenolophus palm cockatoo (Probosciger aterriums stenolophus) at Jurong Bird Park, of Wildlife Reserves Singapore.
  • The eye and face of a White's tree frog (Pelodryas caerulea) at Rolling Hills Wildlife Adventure.
  • Picture of a brown spotted pit viper (Protobothrops mucrosquamatus) at the Dallas Zoo.
  • A wolverine (Gulo gulo luscus) named Stinky at the New York State Zoo. This species is listed as vulnerable by IUCN.
  • Warthogs (Phacochoerus africanus) at the Columbus Zoo.
  • Photo: A male yellowfin chalceus (Chalceus erythrurus) at the Dallas World Aquarium.
  • Photo: Long-nosed pangasius (Pangasius nasutus) at Zoo Negara.
  • Photo: An African bullfrog (Oyxicephalus adspersus) at Reptile Gardens.
  • Photo: Reedfish (Erpetoichthys calabaricus) at Moscow Zoo.
  • Photo: A Peck's cave amphipod (Stygobromus pecki) in the Conservation Department of the San Antonio Zoo. Collected in Comal Springs near New Braunfels, Texas.
  • Photo: Variegated grasshopper (Zonocerus variegatus) at the Budapest Zoo.
  • Photo: Madagascar moon moth cocoon (Argema mittrei) at the Omaha Zoo.
  • Photo: A burnished saki monkey (Pithecia inusta) at Parque de las Leyendas in Lima, Peru.
  • A soapdish crab (Clariosoma camifax) at the Safari Land Pet Store.
  • Photo: Mountain parakeets (Psilopsiagon aurifrons aurifrons) at Loro Parque Fundacion.
  • Photo: A grass pickerel (Esox americanus vermiculatus) at the Oklahoma Aquarium in Jenks, OK.
  • Picture of a striped surf perch (Embiotoca lateralis) at Omaha's Henry Doorly Zoo and Aquarium.
  • A North American river otter (Lontra canadensis lataxina) at the Lincoln Children's Zoo, Lincoln, Nebraska.
  • Photo: Two holiday darters (Etheostoma brevirostrum) from the Conasauga River in the Cherokee National Forest of Tennessee.
  • Photo: Thorny devil (Moloch horridus) from the Melbourne Museum
  • A Congo caecilian (Herpele squalostoma) at the Sedgwick County Zoo.
  • Photo: A monacled cobra (Naga kauthia) at Reptile Gardens.
  • A picture of a mallard duckling (Anas platyrhynchos platyrhynchos) at Wildlife Rescue Team Inc. in Lincoln, Nebraska.
  • Photo: Spiny red sea star (Hippasteria phrygiana) at the Alaska SeaLife Center in Seward, AK.
  • Photo: Two Duck River dartersnapper (Epioblasma ahlstedti) photographed at the Alabama Aquatic Biodiversity Center in Marion, AL.
  • Photo: Channel-billed toucan (Ramphastos vitellinus) in Choussy, France.
  • A great grey owl (Strix nebulosa nebulosa) at the New York State Zoo.
  • Picture of an Eastern Phoebe (Sayornis phoebe) at Tall Timbers Research Station and Land Conservancy.
  • An ocellated frogfish (Fowlerichthys ocellatus) at Gulf Specimen Marine Lab.
  • Picture of a Northern ronquil (Ronquilus jordani) at the Alaska SeaLife Center.
  • Photo: A saltwater isopod (Idotea sp. ) photographed at Gulf Specimen Marine Lab and Aquarium.
  • Photo: A long-eared owl (Asio otus wilsonianus) at Raptor Conservation Alliance in Elmwood, Nebraska.
  • Photo: A blue dyeing poison arrow frog (Dendrobates tinctorius sipaliwini) at the Omaha Henry Doorly Zoo and Aquarium.
  • Photo: A federally endangered St. Andrew beach mouse (Peromyscus polionotus peninsularis) at the USFWS office in Panama City, Florida.
  • Photo: A cecropia moth (Hyalaophora cecropia).
  • A picture of a pit-trapping antlion larva (Myrmeleon sp.), commonly known as doodlebug at Cedar Point Biological Station.
  • A short-tailed weasel (Mustela erminea cicognanii) at the New York State Zoo.
  • Picture of two-week-old black-bellied whistling ducklings (Dendrocygna autumnalis) at the Dallas World Aquarium.
  • Photo: A magnolia jumping spider (Lyssomanes viridis) at the University of Florida in Gainesville.
  • A red-eyed tree frog (Agalychnis callidryas) at the Sunset Zoo in Manhattan, Kansas.
  • Photo: A endangered male marojejy rainbowfish (Bedotia marojejy) at Denver Zoo.
  • A critically endangered (IUCN) and federally endangered addax (Addax nasomaculatus) at the Lee G. Simmons Conservation Park and Wildlife Safari near Ashland, Nebraska.
  • Photo: A male mountain beaver (Aplodontia rufa pacifica) at the Wildlife Center of the North Coast in Astoria, Oregon.
  • Photo: A female saffron darter (Etheostoma flavum) from Brush Creek in Lewis County, Tennessee.
  • Photo: Hornyhead chub (Nocomis biguttatus) at the Minnesota Dept. of Natural Resources Center for Aquatic Mollusk Programs.
  • Photo: A Mantella metisy at Tsimbazaza Zoo.
  • Picture of two false ochre sea stars (Evasterias troscheli) at the John Ball Zoo in Grand Rapids, Michigan.
  • A picture of a juvenile pelagic cormorant (Urile pelagicus resplendens).
  • A picture of a mitred parakeet (Psittacara mitratus mitratus) at Loro Parque Fundacion.
  • Photo: A Grand Canyon rattlesnake (Crotalus viridis abyssus) at Reptile Gardens.
  • Marbled newt larvae (Triturus marmoratus) at Conservation Fisheries. These animals are common in Europe, esp. France. These individuals were brought in as eggs from a North American breeder.
  • Photo: A Everett's scops owl (Otus everetti) at the Philippine Eagle Center.
  • Arizona kit fox (Vulpes macrotis arizonensis) at Southwest Wildlife Conservation Center.
  • Photo: A male thick-toed banded gecko (Pachydactylus fasciatus) at Josh’s Frogs in Michigan.
  • Photo: An endangered spiny turtle (Heosemys spinosa) at the Turtle Survival Center.
  • Photo: A longspined bullhead (Taurulus bubalis) at the Vasco da Gama Aquarium in Lisbon, Portugal.
  • Picture of a Pileated woodpecker (Dryocopus pileatus abietcola) at the Virginia Aquarium.
  • Picture of a federally endangered jaguar, Panthera onca, at the Omaha Henry Doorly Zoo.
  • Photo: A largescale sucker (Catostomus macrocheilus) from Mores Creek, Idaho.
  • Picture of a male greater scaup (Aythya marila) at Sylvan Heights Bird Park.
  • Photo: New Guinea stag beetle (Lamprima adolphinae) at the Houston Zoo.
  • Dwarf American toad (Bufo americanus charlesmithi) from a private collection.
  • Photo: Blow fly (Calliphora vomitoria) at the Audubon Insectarium.
  • Photo: Queen yellowjacket (Vespula squamosa) at the Audubon Insectarium.
  • Photo: BocourtÕs arboreal alligator lizard (Abronia vasconcelosii) at Urban Ark Conservation
  • Photo: Brazilian blue and red tarantula (Avicularia geroldi) at the Bugarium at the Albuquerque BioPark.
  • Photo: An azure jay (Cyanocorax coeruleus) at BioParque do Rio.
  • Photo: Anchor coral or hammer coral (Euphyllia ancora) from a private collection in Saint Louis.
  • Picture of a female lesser whistling duck (Dendrocygna javanica) at Sylvan Heights Bird Park.
  • Photo: A scarlet-headed blackbird (Amblyramphus holosericeus) at the Prague Zoo.
  • Photo: A Turkestan rock agama, Paralaudakia lehmanni, at the Plzen Zoo.
  • A red salamander (Pseudotriton ruber) at Zoo Atlanta, Atlanta, Georgia.
  • Picture of a green aracari (Pteroglossus viridis) at the Lowry Park Zoo.
  • Picture of an endangered (IUCN) and federally endangered black-footed ferret (Mustela nigripes) at the Cheyenne Mountain Zoo.
  • Photo: A crimson anemone (Cribrinopsis fernaldi) at the Indianapolis Zoo.
  • Photo: A common kestrel (Falco tinnunculus tinnunculus) at Parque Biologico.
  • Picture of a silver-beaked tanager (Ramphocelus carbo) at the Omaha Henry Doorly Zoo, in Omaha, Nebraska.
  • Photo: A striped knee tarantula ( Aphonopelma seemanni) at the John Ball Zoo.
  • A female, vulnerable African elephant (Loxodonta africana) at the Cheyenne Mountain Zoo.
  • A northern short-tailed shrew (Blarina brevicauda brevicauda) at Nebraska Wildlife Rehab.
  • Photo: A pair of elegant quail (Callipepla douglasii) at a private facility.
  • Hermit crab (Coenobita brevimanus) at the Safari Land Pet Store.
  • Photo: Sri Lankan pit viper, Trimeresurus trigonocephalus, at the Oklahoma City Zoo.
  • A plush-crested jay (Cyanocorax chrysops) at the Houston Zoo.
  • Picture of a blackbuck (Antilope cervicapra) named Siris at the Ellen Trout Zoo.
  • Photo: A knob-scaled lizard (Xenosaurus grandis grandis) at the San Antonio Zoo. This species is listed as vulnerable on the IUCN Red List.
  • Picture of a pink-speckled shrimpgoby (Cryptocentrus leptocephalus) at Pure Aquariums.
  • Photo: A female European bison (Bison bonasus) at Parco Natura Viva in Bussolengo, Italy.
  • Photo: A female Violaceous euphonia (Euphonia violacea) at Zoopark Zajezd.
  • Photo: Purple sunstar (Solaster endeca) at the Moscow Zoo.
  • Picture of a yellow-rumped mannikin (Lonchura flaviprymna) from a private collection.
  • Endangered tasmanian devils (Sarcophilus harrisii) at the Australia Zoo.
  • Picture of a vulnerable Malayan box turtle (Cuora amboinensis) at the National Mississippi River Museum and Aquarium in Dubuque, Iowa.
  • Photo: Female diving beetle (Dytiscus sp.) at Graham's Quinta dos Malvedos Vineyard.
  • Photo: A variable hawk (Geranoaetus polyosoma polyosoma) at the Zoológico Nacional de Chile (Chilean National Zoo).
  • Picture of a two-month old, federally endangered jaguar cub (Panthera onca) named Teiku at the Parque Zoologico Nacional in Santo Domingo, Dominican Republic.
  • Photo: A collection of dead insects at the Houston Zoo. Zoo staff keep the insects that pass away here in a freezer for two reasons: they need to prove to the USDA that the insects they keep match their inventories, and also to wow school kids on tours.
  • Picture of a spot-tailed earless lizard (Holbrookia lacerata lacerata) at the Fort Worth Zoo.
  • Photo: A rock hyrax (Procavia capensis habessinicus) from a private collection.
  • Photo: A Haitian giant centipede (Scolopendra alternans) at Omaha’s Henry Doorly Zoo.
  • A Barbary dove (Streptopelia risoria) at the Riverside Zoo, Scottsbluff, Nebraska.
  • Photo: A large tree nymph butterfly (Idea leuconoe) at the Audubon Butterfly Garden and Insectarium in New Orleans, Louisiana.
  • Photo: A green-and-black poison dart frog (Dendrobates auratus) at Josh’s Frogs in Owosso, Michigan.
  • Photo: A female African elephant (Loxodonta africana) at the Cheyenne mountain Zoo.
  • Photo: Blue mud dauber (Chalybion californicum) at Cedar Point Biological Station.
  • Photo: A young, female Sherman’s fox squirrel (Sciurus niger shermani) at the Florida Wild Mammal Association.
  • Picture of a gray mouse lemur (Microcebus murinus) at the Duke Lemur Center.
  • Photo: A Muller’s imperial-pigeon (Ducula mullerii) at Walsrode Bird Park in Walsrode, Germany.
  • Photo: A ray banded kingsnake (Lampropeltis alterna) from the Fort Worth Zoo in Texas.
  • Photo: A group of African wild dogs (Lycaon pictus) at Zoo Boise, Idaho, USA.
  • An eastern gray squirrel (Sciurus carolinensis carolinensis), at Goose Creek Wildlife Sanctuary, Inc., a wildlife rescue center in Tallahassee, Florida.
  • Critically endangered (IUCN) Arakan forest turtle (Heosemys depressa) at the St. Louis Zoo.
  • Picture of a vulnerable Malayan box turtle (Cuora amboinensis) at the Assam State Zoo cum Botanical Garden.
  • A Colombian pumpkin patch tarantula (Hapalopus formosus) at Butterfly Pavilion in Westminster, Colorado.
  • A tri-color hognose snake (Lystrophis semicinctus) at the St. Louis Zoo.
  • Picture of a Panamanian night monkey (Aotus zonalis) at the Nispero Zoo.
  • A picture of a habu viper (Protobothrops flavoviridis flavoviridis) at the San Antonio Zoo.
  • Photo: A female Böhme's two-horned chameleon (Kinyongia boehmei) from a private collection in St. Augustine, Florida.
  • Photo: A blue eared-pheasant (Crossoptilon auritum) at Tierpark Berlin.
  • A puna ibis (Plegadis ridgwayi) at the Sedgwick County Zoo in Wichita, Kansas.
  • Photo: Gray redhorse (Moxostoma congestum) at the Albuquerque BioPark's Aquatic Conservation Facility (ACF).
  • Photo: Short tailed parrot, Graydidascalus brachyurus, at Loro Parque Fundacion.
  • Picture of an American avocet (Recurvirostra americana) at Tracy Aviary.
  • Photo: Brown-eyed Susan, a production black hen chicken.
  • A vulnerable (IUCN) and federally endangered, nine-week-old clouded leopard cub (Neofelis nebulosa nebulosa) at the Columbus Zoo.
  • Picture of a slatey-grey snake (Stegonotus cucullatus) at the Healesville Sanctuary.
  • Picture of a male Chilean teal (Anas flavirostris flavirostris) at the Sylvan Heights Bird Park.
  • Photo: A male redline darter (Etheostoma rufilineatum) photographed at the Alabama Aquatic Biodiversity Center in Marion, AL. This fish was collected from Butler Creek, Lauderdale County, AL.
  • Picture of a Yellow phase of the strawberry poison dart frog (Oophaga (Dendrobates) pumilio) at the National Aquarium in Baltimore.
  • Picture of a common waxbill (Estrilda astrild) from a private collection.
  • Photo: An Amazonian poison frog (Ranitomeya amazonica) from Allphahuaya Mishana National Reserve, Peru.
  • Photo: A tomato frog (Dyscophus guinetti) at the Vancouver Aquarium.
  • Photo: A Doherty`s thrush or chestnut-backed thrush (Zoothera dohertyi) from a private collection in Choussy, France.
  • Picture of an unidentified tussock caterpillar (Orgyia sp.) at the Endangered Primate Rescue Center in Cuc Phuong National Park, Vietnam.
  • Photo: A magnolia warbler (Setophaga magnolia) near Hudson, Wisconsin, USA.
  • A picture of a black vulture (Coragyps atratus atratus) at Sylvan Heights Waterfowl Park.
  • Photo: Green imperial pigeon (Ducula aenea aenea) at Eltoro Zoo de la Castellana, Inc., on Negros Island, Philippines.
  • Picture of an endangered growling grass frog or southern bell frog (Litoria raniformis) at the Wellington Zoo.
  • A picture of a vulnerable mindanao bleeding-heart (Gallicolumba crinigera) at the Houston Zoo.
  • Picture of a Madagascar tree boa (Sanzinia madagascariensis) at the Dallas World Aquarium.
  • Photo: A hatchling Chinese box turtle (Cuora flavomarginata) from a private collection.
  • An endangered (IUCN) and federally endangered aquatic box turtle (Terrapene coahuila) at the Detroit Zoo.
  • A picture of an olive sunbird (Cyanomitra olivacea obscura) from Gorongosa National Park in Africa.
  • A black duiker (Cephalophus niger) at the Columbus Zoo.
  • Picture of White Cloud Mountain minnow (Tanichthys albonubes) at the Tulsa Zoo.
  • Photo: Yellow-bellied snapper (Elseya flaviventralis) at Turtles Australia.
  • Photo: A sutural partula snail (Partula suturalis ssp. vexillum) at the Zoological Society of London.
  • Photo: A small-scaled burrowing asp (Atractaspis microlepidota) at the Kentucky Reptile Zoo in Slade, Kentucky.
  • Sonoran green toad (Anaxyrus retiformis) at the Arizona-Sonora Desert Museum.
  • Photo: A endangered Tawi Atair garra (Garra dunsirei) photographed at the Arabia’s Wildlife Centre.
  • Madagascar glass frog (Boophis luteus) from a private collection.
  • A southern toad (Anaxyrus terrestris) at Reptile Gardens.
  • Picture of a critically endangered painted terrapin (Batagur borneoensis) at the Detroit Zoo.
  • Photo: Chevron patter color morph of the Limosa harlequin frog (Atelopus limosus) at the Panama Amphibian Rescue and Conservation Project.
  • Picture of Johnny the serval (Leptailurus serval) at the Lincoln Children's Zoo.
  • A federally endangered female desert bighorn sheep (Ovis canadensis nelsoni) named April at The Living Desert in Palm Desert, California.
  • Photo: Blue fang tarantula (Ephebopus cyanognathus) at the Moscow Zoo.
  • Photo: A centipede (Alipes sp.) photographed at Verve Biotech, a biotechnology company in Waverly, Nebraska.
  • Photo: Southern festive amazon, Amazona festiva, at Loro Parque Fundacion.
  • A thirteen-lined ground squirrel (Ictidomys tridecemlineatus) at the Milford Nature Center.
  • Photo: A Snake River sockeye salmon, Oncorhynchus nerka, at Eagle Fish Hatchery in Eagle, ID. This is an adult fish, hatched in 2018, and likely a female.
  • A saffron finch (Sicalis flaveola) at the Miller Park Zoo in Bloomington, Illinois.
  • Picture of a yellow-rumped mannikin (Lonchura flaviprymna) from a private collection.
  • A moluccan imperial pigeon (Ducula perspicillata perspicillata) at the Houston Zoo.
  • A 126-day-old yellowtail amberjack (Seriola lalandi) cultured by Hubbs-SeaWorld Research Institute and photographed at SeaWorld San Diego.
  • A violin mantis (Gongylus gongylodes) at the Omaha Henry Doorly Zoo, Omaha, Nebraska.
  • Photo: An endangered Fiji banded iguana (Brachylophus bulabula) at Fresno Chaffe Zoo.
  • Photo: A juvenile male shock-headed capuchin (Cebus cuscinus) named Leandro photographed at Amazon Shelter, a wildlife rescue, rehabilitation and release center in Tambopata, Peru.
  • A vulnerable marbled teal (Marmaronetta angustirostris) at the Kansas City Zoo.
  • Photo: A Big Bend slider (Trachemys gaigeae) at the Tennessee Aquarium.
  • Photo: Green grass lizard (Takydromus smaragdinus) at Wroclaw Zoo.
  • Photo: A Koch's day gecko (Phelsuma kochi) at Madagascar Exotics
  • Picture of a thick-tailed greater galago (Otolemur crassicaudatus) at the Tulsa Zoo.
  • Photo: European honey buzzard (Pernis apivorus) from the Budapest Zoo.
  • Photo: A water scavenger beetle (Hydrophilus triangularis) at the Audubon Insectarium in New Orleans, Louisiana.
  • Photo: A female Upper Duck River form of a big claw crayfish (Faxonius cf. placidus) in Tennessee.
  • A picture of a Nashville warbler (Oreothlypis ruficapilla ruficapilla) at Iowa Bird Rehabilitation in Des Moines, IA.
  • Photo: Mosshead sculpin (Clinocottus globiceps) at Ripley's Aquarium of Canada.
  • Photo: A red headed lovebird, Agapornis pullarius, at Loro Parque Fundacion.
  • Photo: A dung beetle (Liatongus fulvostriatus) from the wild in Cameroon.
  • Photo: A black crake (Zapornia flavirostra) at Zoo Leipzig in Germany.
  • Photo: A female Torreya trap-door spider (Cyclocosmia torreya) at Verve Biotech in Waverly, Nebraska.
  • Photo: A cape buffalo (Syncerus caffer) photographed at Al Bustan Zoological Centre in Sarjah, UAE.
  • A southern three-banded armadillo (Tolypeutes matacus) at the Lincoln Children's Zoo, Lincoln, Nebraska. (IUCN: Near Threatened)
  • Photo: A tarantula hawk (Pepsis sp.) at the Audubon Insectarium, part of the Audubon Nature Institute.
  • Photo: Southern citril (Crithagra hyposticta) in Santa Cruz, Tenerife, Spain.
  • Phanocles sp “Costa Rica" This species is new to science.
  • Photo: Port Lincoln ringneck (Barnadius zonarius zonarius) at Loro Parque Fundacion.
  • Photo: A honeycomb filefish (Cantherhines pardalis) at Semirara Marine Hatchery Laboratory in the Philippines.
  • Photo: A female opossum pipefish (Microphis brachyurus lineatus) at the St. Lucie County Aquarium.
  • A Javan leopard cat (Prionailurus javanensis javanensis) in Jakarta, Indonesia in the care of PT. Alam Nusantara Jayatama.
  • Photo: A Bewick's wren (Thryomanes bewickii) at Santa Barbara Wildlife Care Network.
  • Photo: A pink anemonefish (Amphiprion perideraion) at The National Aquarium in Abu Dhabi, United Arab Emirates.
  • Photo: A Mentanani scops owl (Otus mantananensis romblonis) on Semirara Island in the Philippines.
  • A Malaysian river toad (Phrynoidis aspera) from a private collection.
  • Photo: An orangefin shiner (Notropis ammophilus) at the Auburn University Natural History Museum.
  • A ringed map turtle, Graptemys oculifera, at the National Mississippi River Museum and Aquarium in Dubuque, IA. This species is listed as endangered (IUCN) and federally threatened.
  • Picture of a diablito, also known as a little devil poison frog (Oophaga sylvatica) San Lorenzo, Ecuador locality, from a private collection.
  • Photo: A Orlov’s fan-footed gecko (Ptyodactylus orlovi) photographed at the Arabia’s Wildlife Centre.
  • Photo: A Florida wormshell (Vermicularia knorrii) at Gulf Specimen in Panacea, Florida.
  • Photo: A chestnut lamprey (Ichthyomyzon castaneus) from the Duck River, Humphreys County, Tennessee.
  • Photo: Marajo amazon, Amazona ochrocephala xantholaema, at Loro Parque Fundacion.
  • New Guinea snapping turtle (Elseya novaeguineae) at the National Mississippi River Museum and Aquarium in Dubuque, Iowa.
  • Photo: A male Madagascar fish eagle (Haliaeetus vociferoides) at PBZT, the Parc Botanique Et Zoologique de Tsimbazaza.
  • Photo: Blueband hermit crab (Pagurus samuelis) at the Loveland Living Planet Aquarium in Draper, UT.
  • Picture of an endangered female Southern yellow-cheeked gibbon (Nomascus gabriellae) at the Singapore Zoo.
  • A spotfin shiner (Cyprinella spiloptera).
  • Photo: An Andean fox (Lycalopex culpaeus culpaeus) at the Zoológico Nacional de Chile (Chilean National Zoo).
  • Photo: A Florida mud turtle at Reptile Gardens.
  • Photo: A six-week-old broiler rooster at a commercial chicken farm.
  • Zulia's toad-headed turtle (Mesoclemmys zuliae) at Wroclaw Zoo. This species is listed as vulnerable by IUCN.
  • Yellowtail demoiselle (Neopomacentrus azysron) at Nebraska Aquatic Supply.
  • Picture of a vulnerable Malay peacock pheasant (Polyplectron malacense) at Pheasant Heaven, a private pheasant breeding center near Clinton, NC.
  • Photo: A forest giant owl butterfly (Caligo eurilochus) at the Pilpintuwasi Butterfly Farm and Amazon Animal Orphanage.
  • A western tanager (Piranga ludoviciana) at The Living Desert in Palm Desert, California.
  • Photo: A salmon-crested cockatoo at the Sedgwick County Zoo.
  • A picture of a larvae of the eastern dobsonfly (Corydalus cornutus) at the Pontotoc Ridge Preserve near Connerville, OK.
  • A studio portrait of a vulnerable (IUCN) male lesser prairie-chicken (Tympanuchus pallidicinctus) that was caught to be radio collared.
  • Photo: A critically endangered Javan slow loris (Nycticebus javanicus) at Night Safari, part of Wildlife Reserves Singapore.
  • Photo: A male reticulated siren (Siren reticulata) at Joe Budd Wildlife Management Area near Quincy, FL.
  • Photo: A black and white giant squirrel (Ratufa bicolor smithi) at Phnom Tamao Wildlife Rescue Center - Wildlife Alliance.
  • Photo: A female eastern towhee (Pipilo erythrophthalmus erythrophthalmus) at Rum River Central Park.
  • Photo: A Gran Canaria giant lizard (Gallotia stehlini) at the Plzen Zoo in the Czech Republic.
  • Photo: A tarantula hawk (Pepsis sp.) at the Audubon Insectarium, part of the Audubon Nature Institute.
  • Photo: A Ziz Clade Gentil’s fat-tailed scorpion (Hottentotta gentili) at Verve Biotech in Waverly, Nebraska.
  • Picture of a three-month-old king vulture chick (Sarcoramphus papa) named 'T-Rex' at the Brevard Zoo.
  • Photo: Hawaiian monk seal (Neomonachus schauinslandi) at the Minnesota Zoo. All were photographed under the authority of NMFS MMPA/ESA Permit No. 17967-01.
  • Photo: A yellow-bellied marmot (Marmota flaviventris nosophora) at Calgary Wildlife Rehabilitation Society in Alberta, Canada.
  • Photo: A crab-eating raccoon (Procyon cancrivorus nigripes) at Parque de las Leyendas in Lima, Peru.
  • A Pope's tree viper (Trimeresurus popeorum) from a private collection.
  • Photo: A Philippine tarsier (Tarsius syrichta syrichta) at the Avilon Zoo. This animal has the second largest eyes in the world compared to brain size.
  • Photo: An interior tree frog (Dendropsophus melanargyreus) at Josh’s Frogs in Michigan.
  • Photo: Northwestern garter snake (Thamnophis ordinoides) at A Rocha Brooksdale Environmental Center in Surrey, BC.
  • Photo: A burnished brass moth (Diachrysia chrysitis) at Wildfowl and Wetlands Trust Slimbridge in Slimbridge, England.
  • Photo: A juvenile great blue heron (Ardea herodias wardi) at the Chintimini Wildlife Center in Corvallis, Oregon.
  • Picture of an undescribed harlequin frog (Atelopus species) from Suriname.
  • Black-necked stilt (Himantopus mexicanus) at the Miller Park Zoo, Bloomington, IL.
  • Picture of a tropical mockingbird (Mimus gilvus) at the National Aviary of Colombia.
  • Photo: A critically endangered Northwest African cheetah (Acinonyx jubatus hecki) at the Al Wathba Breeding Center in Abu Dhabi, United Arab Emirates.
  • Photo: A nymph of a southern green stink bug (Nezara viridula virgifera) at the University of Florida in Gainesville.
  • Two Abdim's storks (Ciconia abdimii) at the Columbus Zoo.
  • Picture of a three-lined salamander (Eurycea guttolineata) at the Central Florida Zoo.
  • Photo: Egg pouch and baby small-spotted catshark, Scyliorhinus canicula, at the Vasco da Gama Aquarium.
  • Photo: Green diving beetle (Cybister sp.) at Melbourne Zoo
  • Photo: A male lineated kalij pheasant (Lophura leucomelanos lineata) at Redmon Aviaries in Greenleaf, ID.
  • Picture of a red spitting cobra (Naja pallida) at the Oklahoma City Zoo.
  • Photo: An African bullfrog (Oyxicephalus adspersus) at Reptile Gardens.
  • Picture of a sugar glider (Petaurus breviceps).
  • Photo: A Palawan hill myna, Gracula religiosa palawanensis, at Talarak Foundation.
  • Photo: Flathead chub (Platygobio gracilis) collected from the Rio Grande River near Albuquerque, New Mexico.
  • Photo: A Madagascar night snake (Madagascarophis colubrinus pastoriensis) at the Plzen Zoo in the Czech Republic.
  • Sun conure (Aratinga solstitialis) at the Bramble Park Zoo.
  • Picture of a powder blue tang also known as a powderblue surgeonfish (Acanthurus leucosternon) at Nebraska Aquatic Supply.
  • Pahu, the Bornean rhinoceros (Dicerorhinus sumatrensis harrissoni) at the Kelian Sumatran Rhino Sanctuary in Indonesia. This species is listed as critically endangered and the population is in decline.
  • Photo: A northern paper wasp (Polistes fuscatus) photographed at Spring Creek Prairie Audubon Center near Denton, NE. This animal was originally collected from Bobcat Prairie near Denton, NE.
  • Photo: A swallowtail shiner (Notropis procne) at the North Carolina Zoo in Asheboro, North Carolina.
  • Picture of a West African lungfish (Protopterus annectens) at the Oklahoma City Zoo.
  • Photo: A female ringtail (Bassariscus astutus arizonensis) at the Miller Park Zoo in Bloomington, Illinois.
  • Philippine palm viper (Trimeresurus mcgregori) at the Detroit Zoo.
  • A shorthead redhorse (Moxostoma macrolepidotum) at the Nebraska Game & Parks Commission, Nebraska.
  • Photo: A cork bark leaf-tailed gecko (Uroplatus pietschmanni) from a private collection.
  • A vulnerable Sonoyta mud turtle (Kinosternon sonoriense longifemorale) at the Phoenix Zoo.
  • Photo: A ribbon moray eel (Rhinomuraena quaesita) at Petra Aqua.
  • Picture of a vulnerable pacarana (Dinomys branickii) at the Cali Zoo in Colombia.
  • Picture of endangered female and male toad mountain harlequin frogs (Atelopus certus) at the Panama Amphibian Rescue and Conservation Project.
  • Photo: A female white-thighed hornbill (Bycanistes albotibialis) at the North Florida Wildlife Center.
  • Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.
  • Photo: A shining African stag beetle (Mesotopus tarandus) at the Audubon Insectarium, part of the Audubon Nature Institute.
  • A western slimy salamander (Plethodon albagula) at the Tulsa Zoo, Tulsa, Oklahoma.
  • The endangered (IUCN) and federally endangered Nashville crayfish (Orconectes shoupi). This animal has a very limited range, existing only in the Mill Creek watershed which runs from downtown Nashville to its suburbs. Habitat loss has restricted its range even further within Mill Creek, with more construction in recent years.
  • Photo: A whiteÕs seahorse, Hippocampus whitei, at Shark Reef Aquarium.
  • A critically endangered (IUCN) and federally endangered radiated tortoise (Astrochelys radiata) at the Miller Park Zoo in Bloomington, Illinois.
  • Photo: A group of sea grapes (Molgula manhattensis) at Gulf Specimen in Panacea, Florida.
  • An endangered Mexican alligator lizard (Abronia graminea) at the St. Louis Zoo.
  • Photo: A spotless starling (Sturnus unicolor) at the Plzen Zoo.
  • Picture of a little lorikeet (Glossopsitta pusilla) at Healesville Sanctuary.
  • Photo: A Bonelli’s eagle (Aquila fasciata fasciata) at Sia, the Comanche Nation Ethno-Ornithological Initiative.
  • Northern leopard frog (Lithobates (Rana) pipiens) at the Toledo Zoo.
  • Photo: A collared pratincole (Glareola pratincola) in summer plumage at Pinola Conservancy.
  • Picture of a female common tern (Sterna hirundo hirundo) at the Buttonwood Park Zoo in New Bedford, Massachusetts.
  • Photo: Southern festive amazon, Amazona festiva, at Loro Parque Fundacion.
  • Picture of a grizzly bear (Ursus arctos horribilis) at the Sedgwick County Zoo.
  • Photo: A spectacled owl (Pulsatrix perspicillata chapmani) at Zoologico de Quito.
  • Photo: Striped kelpfish (Gibbonsia metzi) at East Bay Regional Park District.
  • Photo: A black catfish (Synodontis nigrita) at Zoo Boise, Idaho, USA.
  • A picture of a pampas cat (Leopardus colocola colocolo) at the Zoológico Nacional de Chile (Chilean National Zoo).
  • Photo: A bumblebee cichlid (Pseudotropheus crabro) at the Medicine Park Aquarium and Natural Sciences Center in Medicine Park, OK.
  • A honeybee (Apis mellifera) photographed in a studio in Lincoln, NE.
  • A sunset lorikeet (Trichoglossus forsteni forsteni) at the Indianapolis Zoo.
  • A vulnerable Arabian oryx (Oryx leucoryx) at the Gladys Porter Zoo in Brownsville, Texas.
  • A giant jumping stick (Stiphra sp.) at the St. Louis Zoo's Monsanto Insectarium.
  • Endangered (IUCN) and federally endangered Cape Fear shiner (Notropis mekistocholas) at Conservation Fisheries.
  • Great pond snails (Lymnaea stagnalis) at Alpenzoo in Innsbruck, Austria.
  • Photo: A blue Panay tarantula, Orphnaecus pellitus, from a private collection in Idaho.
  • Photo: A leopard sea cucumber (Holothuria pardalis) at the Sharjah Aquarium in Sharjah, United Arab Emirates.
  • Picture of a blubber jellyfish (Catostylus mosaicus) at the Monterey Bay Aquarium.
  • Photo: A candy dish Mexican mud turtle (Kinosternon integrum) from a private collection.
  • A narrow-bridged musk turtle (Claudius angustatus) at the Chapultepec Zoo in Mexico City.
  • Photo: A yellow mongoose (Cynictis penicillata) at the Plzen Zoo.
  • A smooth green snake (Opheodrys vernalis) collected in Virginia.
  • An American lady butterfly (Vanessa virginiensis) from a prairie woodland near Cross Lake, Minnesota.
  • Picture of a purple sea urchin (Strongylocentrotus purpuratus) at Omaha's Henry Doorly Zoo and Aquarium.
  • Photo: A club-horned grasshopper (Aeropedellus clavatus) at the Niwot Ridge Long Term Ecological Research site, near Nederland, CO. This research site is funded by the National Science Foundation.
  • Picture of a female lesser whistling duck (Dendrocygna javanica) at Sylvan Heights Bird Park.
  • Photo: A critically endangered Delta smelt (Hypomesus transpacificus) at the University of California, Davis.
  • A picture of a northern fulmar (Fulmarus glacialis rodgersii) at the International Bird Rescue Center in San Pedro, California.
  • An endangered white-crowned hornbill (Berenicornis comatus), named Raja at the St. Augustine Alligator Farm. Genus for the white-crowned hornbill vacillates between Aceros comatus and Berenicornis comatus.
  • A critically endangered (IUCN) and federally endangered Jamaican boa (Chilabothrus subflavus) at the Omaha Zoo. Juveniles of this species are red, while adults are green.
  • A female golden-backed weaver (Ploceus jacksoni) at Safari Park Dvur Kralove.
  • A narrow-banded morph of a Kokoe poison frog (Phyllobates aurotaenia) from a private collection.
  • A picture of a serotine bat (Eptesicus serotinus serotinus) at Wildwood Trust near Canterbury, England.
  • Photo: A flower beetle (Protaetia speciosa cyanochlora) at Aquarium Berlin.
  • An endangered (IUCN) and federally endangered Eastern Pacific green sea turtle (Chelonia mydas).
  • Photo: A stick insect (Phryganistria heusii yentuensis) from a private collection.
  • Photo: Ringed plover (Charadrius hiaticula) at Monticello Center in Italy.
  • The federally threatened Bay area checkerspot butterfly, now nearly extinct (Euphydryas editha bayensis). This photo was taken at the Maguire Center for Lepidoptera and Biodiversity, Gainesville, FL. This is located on the campus of the University of Florida and is part of the Florida Museum of Natural History.
  • A picture of a vulturine guineafowl, Acryllium vulturinum at the Lincoln Children's Zoo.
  • Photo: A female Weddell's saddle-back tamarin (Leontocebus weddelli) at Huachipa Zoo in Lima, Peru.
  • Photo: A Fiji Island banded iguana (Brachylophus fasciatus) at Omaha's Henry Doorly Zoo.
  • Photo: A Pacific lyre crab (Hyas lyratus) at the Alaska SeaLife Center.
  • Picture of a federally endangered juvenile broad-nosed caiman (Caiman latirostris) at the Sedgwick County Zoo.
  • Photo: A juvenile common opossum (Didelphis marsupialis) at Cetas-IBAMA, a wildlife rehab center in Manaus, Brazil.
  • Photo: A tarantula (Coremiocnemis hoggi) from a private collection.
  • A saltwater crocodile (Crocodylus porosus) at Dreamworld.
  • Picture of a rufous rat-kangaroo named Shorty (Aepyprymnus rufescens) at the Wild Life Sydney Zoo.
  • Picture of an endangered white fronted capuchin (Cebus versicolor) at the Summit Municipal Park in Gamboa, Panama.
  • Photo: A California giant sea cucumber (Apostichopus californicus) at Riverbanks Zoo and Garden.
  • A California king snake (Lampropeltis getulus californiae) at the Cheyenne Mountain Zoo.
  • A Northern leopard frog (Lithobates pipiens) at Cross Lake, Minnesota.
  • Photo: Queen yellowjacket (Vespula squamosa) at the Audubon Insectarium.
  • A black-chinned hummingbird (Archilochus alexandri) at the Brown Ranch, Texas.
  • Photo: A grasshopper (Locheuma brunneri) at Centro de Rescate Amazonico in Iquitos, Peru.
  • Photo: Maverick, a New Zealand fur seal (Arctocephalus forsteri) at the Taronga Zoo in Sydney, Australia.
  • A caterpillar of the Gulf fritillary butterfly (Agraulis vanillae) at the Audubon Insectarium in New Orleans, Louisiana.
  • A screaming hairy armadillo (Chaetophractus vellerosus) at the Omaha Zoo.
  • Photo: A Tennessee shiner (Notropis leuciodus) collected on the Little River near Maryville Tennessee.
  • Photo: An Uracoan rattlesnake (Crotalus vegrandis) at Reptile Gardens.
  • Photo: A male Ugandan kob (Kobus kob thomasi) at the San Diego Zoo Safari Park in Escondido, California.
  • Photo: A male brown leaf chameleon, Brookesia superciliaris, from a private collection.
  • An endangered (IUCN) Golfodulcean poison frog (Phyllobates vittatus) from a private collection.
  • Photo: Endangered Cope's arboreal alligator lizard (Abronia aurita) at Urban Ark Conservation.
  • Photo: Indian rock python (Python molurus molurus) at Kamla Nehru Zoological Garden, Ahmedabad, India.
  • Picture of a white-throated capuchin (Cebus capucinus capucinus) named Buster at the Santa Fe College Teaching Zoo.
  • A Jefferson salamander (Ambystoma jeffersonianum) at the National Mississippi River Museum and Aquarium in Dubuque, IA.
  • Photo: A wart snake, or elephant trunk snake (Acrochordus javanicus) at Reptile Gardens.
  • Photo: The long spurs of an 8-year old, golden Polish chicken at the Soukup Farm.
  • Photo: A Chinese cobra (Naja atra) at the Kentucky Reptile Zoo in Slade, Kentucky.
  • Picture of a federally endangered, American alligator (Alligator mississippiensis) at the Kansas City Zoo.
  • Picture of two 10-week-old fennec fox pups/kits (Vulpes zerda) at the St. Louis Zoo
  • Photo: An apple murex (Chicoreus pomum) at the Audubon Aquarium of the Americas.
  • Photo: Colorado desert shovelnose snake, Chionactis occipitalis annulata, at Phoenix Zoo.
  • Photo: A male Nashville warbler (Leiothlypis ruficapilla ruficapilla) from a bird banding study near Hudson, Wisconsin.
  • Photo: Harperella (Ptilimnium nodosum) a federally endangered plant that is native to wetlands on the Atlantic and Gulf Coasts.
  • A Great Plains toad (Anaxyrus or Bufo cognatus) at the Phoenix Zoo.
  • A picture of a Tapir Valley treefrog (Tlalocohyla celeste) from the Tapir Valley, Costa Rica.
  • Picture of a lavender waxbill (Estrilda caerulescens) at the Houston Zoo.
  • A impressed tortoise (Manouria impressa), at Zoo Atlanta. This animal is under IUCN vulnerable status.
  • Picture of an endangered, male black-crowned Central American squirrel monkey (Saimiri oerstedii oerstedii) at the Summit Municipal Park in Gamboa, Panama.
  • Photo: A Cowan's mantella, Mantella cowanii, at Tsimbazaza Zoo.
  • Photo: Goose neck barnacles (Pollicipes pollicipes) at the Vasco da Gama Aquarium in Lisbon, Portugal.
  • Photo: A spotted sucker (Minytrema melanops) at the Oklahoma Aquarium.
  • A splendid leaf frog (Cruziohyla sylviae) at the National Aquarium in Baltimore.
  • An endangered Mexican alligator lizard (Abronia graminea) at the St. Louis Zoo.
  • Photo: A slender mongoose (Galerella sanguinea) at the Plzen Zoo.
  • Six-month-old Greek tortoises (the large one is Testudo marginata, and the smaller one is testudo graeca) at Parco Natura in Bussolengo, Italy.
  • Photo: A small locust lobster (Scyllarus arctus) at the Vasco da Gama Aquarium in Lisbon, Portugal.
  • A volcano rabbit (Romerolagus diazi) at Chapultepec Zoo in Mexico City. (IUCN: Endangered)
  • Photo: A nosy pill woodlouse (Armadillidium nasatum) at Omaha’s Henry Doorly Zoo & Aquarium.
  • Photo: An endangered Newman’s knob-scaled lizard (Xenosaurus newmanorum) from a private collection in Billerbeck, Germany.
  • A picture of a black-headed grosbeak (Pheucticus melanocephalus maculatus) at the Wildlife Care Association.
  • Photo: Western tiger snake (Notechis scutatus occidentalis) from a private collection.
  • Photo: A male and female critically endangered red-crowned roof turtle (Batagur kachuga) at the Kukrail Gharial and Turtle Rehabilitation Centre in Lucknow, Upper Pradesh, India.
  • A blue and yellow poison dart frog or dyeing poison dart frog (Dendrobates tinctorius) at the Sunset Zoo.
  • Picture of marsh fiddler crabs (Uca virens) at Pure Aquariums from the Gulf Specimen Marine Lab.
  • Picture of a western lesser siren (Siren intermedia nettingi) at the Saint Louis Zoo.
  • A mahogany glider (Petaurus gracilis), an endangered Australian mammal.
  • A lake sturgeon (Acipenser fulvescens) at the Genoa National Fish Hatchery.
  • Photo: A colocolo or pampas cat (Leopardus colocolo garleppi) at Parque de las Leyendas in Lima, Peru.
  • A picture of a ground cuscus (Phalanger gymnotis) at the Plzen Zoo in the Czech Republic.
  • Two moon jellies, Aurelia aurita, at Shark Reef Aquarium.
  • Photo: A female Sulawesi sailfin lizard (Hydrosaurus celebensis) at IguanaLand in Punta Gorda, Florida.
  • Photo: A pale chanting goshawk (Melierax canorus) at North Somerset Bird of Prey Centre in England.
  • Photo: Black-billed cuckoo (Coccyzus erythropthalmus) at Bay Beach Wildlife Sanctuary.
  • Photo: A pink white feather duster (Bispira guinensis) at The National Aquarium, Abu Dhabi, United Arab Emirates.
  • A painted wood turtle (Rhinoclemmys pulcherrima) at the Lincoln Children's Zoo, Lincoln, Nebraska.
  • A bald eagle (Haliaeetus leucocephalus) named Bensar at the George M. Sutton Avian Research Center.
  • Photo: Upland burrowing crayfish, Cambarus dubius, at West Liberty University in West Liberty, WV. This specimen is from Sandyhook, Ky.
  • A Cavendish's dik-dik (Madoqua kirkii cavendishi) at the Kansas City Zoo.
  • Photo: A 10-year-old South African peregrine falcon (Falco peregrinus minor) named Fortina at The International Centre for Birds of Prey in England.
  • Photo: A Gray’s Arabica cowry (Cypraea grayana) from the Gulf of Oman.
  • Photo: Two sand cats (Felis margarita harrisoni) at the North Carolina Zoo in Asheboro, North Carolina.
  • Photo: Smallmouth redhorse (Moxostoma breviceps) collected from Big Darby Creek near Circleville, OH.
  • Photo: A scrawled filefish (Aluterus scriptus) at Gulf Specimen Aquarium in Panacea, FL.
  • Photo: A female tundra peregrine falcon (Falco peregrinus calidus) photographed at Dubai Falcon Center in Dubai, United Arab Emirates.
  • Photo: A great grey shrike (Lanius excubitor) at Walsrode Bird Park in Walsrode, Germany.
  • Photo: Dung beetle (Copris complexus) from the wild in Cameroon.
  • Photo: A hooded crane (Grus monacha) at the Oklahoma City Zoo. This species is listed as vulnerable according to IUCN.
  • Photo: An adonis pleco or polka dot lyre-tail pleco (Acanthicus adonis) at L'aquarium tropical du palais de la Porte DorŽe.
  • Photo: A Rio Cauca caecilian or rubber eel (Typhlonectes natans) at the Detroit Zoo.
  • An American kestrel (Falco sparverius caucae) at Parque Jaime Duque near Bogota, Colombia.
  • Central newt (Notophthalmus viridescens louisianensis) at the National Mississippi River Museum and Aquarium in Dubuque, IA.
  • Photo: A Hahnel’s frog (Ameerega hahneli) from the wild at Centro de Rescate Amazonico in Iquitos, Peru.
  • Photo: A tailless whip scorpion (Damon sp.) from South Bioko Island, Equatorial Guinea.
  • Photo: A shoshone pupfish (Cyprinodon nevadensis shoshone) collected in Shoshone, California.
  • Photo: A flame box crab (Calappa flammea) at Gulf Specimen Marine Lab and Aquarium.
  • A picture of a western slender glass lizard (Ophisaurus attenuatus attenuatus) at the Sunset Zoo in Manhattan, Kansas.
  • Photo: A wattled crane (Bugeranus carunculatus) at the Dallas Zoo.
  • A picture of mallard ducklings (Anas platyrhynchos platyrhynchos) at Wildlife Rescue Team Inc. in Lincoln, Nebraska.
  • Photo: A soldier beetle (Podabrus sp.) caught in the wild near Lincoln, Nebraska.
  • Photo: A LSD earth tiger tarantula (Haploclastus devamatha) at Josh’s Frogs in Owosso, Michigan.
  • A blue tailed ameiva (Pholidoscelis auberi) lizard at Scaly Dave's Herp Shack.
  • Photo: Yellow-bellied snapper (Elseya flaviventralis) at Turtles Australia.
  • Photo: Digger crayfish (Fallicambarus fodiens) from the wild.
  • Photo: Apalachicola kingsnake (Lampropeltis getula meansi) at the Cincinnati Zoo.
  • A juvenile Gorean snapper (Lutjanus goreensis) from Bioko Island, Equatorial Guinea.
  • Photo: A boat-billed heron (Cochlearius cochlearius cochlearius) at the Prague Zoo.
  • A Sonoran desert toad (Incilius alvarius) at the Tulsa Zoo.
  • Photo: A silverfish, Lepisma saccharina, at the Urban Entomology Lab at the University of Florida at Gainesville.
  • A female slackwater darter (Etheostoma boschungi), an endangered (IUCN) and federally threatened species, at Conservation Fisheries, a native stream fish breeding center.
  • Photo: An endangered, female straw headed bulbul (Pycnonotus zeylanicus) at Jurong Bird Park, of Wildlife Reserves Singapore.
  • Picture of a gopher snake (Pituophis catenifer affinis) at Springs Preserve.
  • Photo: An adult and two juvenile tapered pigtoe mussel (Fusconaia burkei) from the Choctawhatchee River drainage photographed with the USFWS. These animals were collected from Bruce Creek, Walton County, FL. Juveniles are smaller, and lighter in color.
  • Picture of a western lesser siren (Siren intermedia nettingi) at the Saint Louis Zoo.
  • Photo: A male eastern carpenter bee (Xylocopa virginica) photographed in Bellevue, Nebraska.
  • Photo: Northern red-backed vole (Clethrionomys rutilus) at the A.N. Severtsov Institute of Ecology and Evolution Russian Academy of Science.
  • A federally endangered Hawaiian hawk (Buteo solitarius) at the Houston Zoo.
  • Photo: A golden-breasted starling (Lamprotornis regius) at the Riverbanks Zoo in Columbia, SC.
  • Picture of a Haldeman's shieldback katydid (Pediodectes haldemani) at the Dallas Zoo.
  • Photo: A band-bellied owl (Pulsatrix melanota melanota) at Huachipa Zoo in Lima, Peru.
  • Picture of a male American black duck (Anas rubripes) at the Sylvan Heights Bird Park.
  • Photo: Southern pill woodlouse (Armadillidium depressum) at the Exmoor Zoo.
  • Photo: A Bonelli’s eagle (Aquila fasciata fasciata) at Sia, the Comanche Nation Ethno-Ornithological Initiative.
  • Photo: A juvenile Humbolt penguin (Spheniscus humboldti) named Pebbles at the Lincoln Children’s Zoo in Lincoln, Nebraska.
  • Picture of a polyphemus moth caterpillar (Antheraea polyphemus) at the Minnesota Zoo.
  • Photo: Great crested newt, Triturus cristatus carnifex, at the Vasco da Gama Aquarium.
  • Photo: A group of Ozark threetooth snails (Triodopsis neglecta) at the Missouri State University Mussel Lab.
  • Picture of an Atlantic giant cockle (Dinocardium robustum) at Pure Aquariums from the Gulf Specimen Marine Lab.
  • A giant leaf-toed gecko (Hemidactylus giganteus) from a private collection.
  • Pill-bugs (Armadillidium vulgare) at the Fort Worth Zoo.
  • Photo: An Aruba whiptail (Cnemidophorus arubensis) at the Toledo Zoo.
  • Photo: Bulls-eye poison dart frog (Oophaga (Dendrobates) histrionicus) at the National Aquarium in Baltimore.
  • A picture of a bilby (Macrotis lagotis lagotis), a vulnerable Australian mammal.
  • Photo: A male golden darter (Etheostoma denoncourti) photographed at the Aquatic Wildlife Conservation Center.
  • Photo: An Asian palm civet (Paradoxurus hermaphroditus philippinensis) at the Plzen Zoo.
  • Photo: A wainscot moth (Leucania incognita) from the wild, photographed at Toucan Rescue Ranch in San Josecito, Costa Rica.
  • Photo: A large fig parrot (Psittaculirostris desmarestii desmarestii) at the Prague Zoo.
  • Photo: A lesser yellow-headed vulture (Cathartes burrovianus) at Tierpark Berlin.
  • A red turban snail, Lithopoma gibberosa.
  • Photo: A critically endangered Louisiana pearlshell (Margaritifera hembeli) photographed at the Alabama Aquatic Biodiversity Center in Marion, AL.
  • A gopher tortoise (Gopherus polyphemus) a vulnerable (IUCN) and federally threatened species at Zoo Atlanta.
  • Photo: Devils Hole warm spring riffle beetle (Stenelmis calida calida) at Ash Meadows National Wildlife Refuge in NV.
  • Photo: Island applesnail, Pomacea maculata, at Ding Darling National Wildlife Refuge on Sanibel Island, Florida.
  • A giant horned lizard (Phrynosoma asio) at the LA Zoo.
  • Photo: An Iraqi spiny-tailed lizard (Saara loricata) at Prague Zoo. This is the male.
  • Photo: A seminole crayfish (Procambarus seminolae) at the West Liberty University Crayfish Conservation Lab in West Liberty, West Virginia.
  • Photo: A Florida black bear (Ursus americanus floridanus) named Cheyenne at the Brevard Zoo.
  • A crawfish from Bioko Island, Equatorial Guinea.
  • Picture of a black-headed bushmaster (Lachesis melanocephala) at the St. Louis Zoo.
  • Picture of a greater slow loris (Nycticebus coucang) at the Minnesota Zoo. This is a vulnerable species that's in decline due to deforestation and the pet trade.
  • Picture of a North African hedgehog (Atelerix algirus) at the Virginia Aquarium.
  • A boa constrictor at the Sunset Zoo.
  • A vulnerable (IUCN) greater prairie-chicken (Tympanuchus cupido.)
  • Photo: A male South Florida molesnake (Lampropeltis calligaster rhombomaculata) at Zoo Atlanta.
  • Photo: A Gordon's wildcat (Felis lybica gordoni) at Zoopark Zajezd.
  • A picture of a mallard duckling (Anas platyrhynchos platyrhynchos) at Wildlife Rescue Team Inc. in Lincoln, Nebraska.
  • Photo: Polleni cichlid or black diamond cichlid (Paratilapia polleni) at L'aquarium tropical du palais de la Porte DorŽe. This species is listed as vulnerable by IUCN.
  • A venomous Jameson’s mamba (Dendroaspis jamesoni kaimosae) at Reptile Gardens.
  • Photo: Flathead eel catfish (Gymnallabes typus) at L'aquarium tropical du palais de la Porte DorŽe.
  • Photo: A scorpion mud turtle (Kinosternon scorpiodes) at the Chapultepec Zoo in Mexico City.
  • Picture of an endangered white-tailed black cockatoo (Calyptorhynchus baudinii) at the Lowry Park Zoo.
  • Photo: Red beard sponge (Clatharia prolifera) from Gulf Specimen Marine Laboratories.
  • Picture of a critically endangered (IUCN) and federally endangered Laysan teal (Anas laysanensis) at the Palm Beach Zoo.
  • Photo: Red lory (Eos bornea) at Loro Parque Fundacion.
  • A sunbittern (Eurypyga helias) at the Cincinnati Zoo.
  • Photo: A Tlaloc’s rattlesnake (Crotalus tlaloci) from a private collection.
  • Critically endangered (IUCN) and federally endangered Cumberlandian combshell (Epioblasma brevidens). It has lures that look like fish eggs on top that are used to attract fish. When a fish strikes at the lures, the mussels then eject their larvae into the fish's gills and are able to increase their distribution, even upstream. The Clinch River has more federally listed aquatic species than any river in North America, yet is threatened by pollution and habitat loss. Coal mining in the watershed now raises the threat even more.
  • Photo: Latticed butterflyfish (Chaetodon rafflesii) at Loro Parque's aquarium in Puerto de la Cruz, Tenerife, Spain
  • Photo: A three-toed worm lizard (Bipes tridactylus) from a private collection in Billerbeck, Germany.
  • Photo: A male Sacramento mountain salamander (Aneides hardii) at ABQ BioPark.
  • Photo: An endangered red dhole (Cuon alpinus) at the Singapore Zoo.
  • Picture of a Lewis' moon snail (Polinices lewisii) at the Monterey Bay Aquarium.
  • Picture of a Black and gold bumblebee (Bombus auricomus).
  • Photo: A Cape genet (Genetta tigrina) at North Somerset Bird of Prey Centre in England.
  • Photo: A endangered black footed golden poison frog (Phyllobates terribilis) photographed at the Amphibian Foundation in Atlanta, Georgia.
  • Photo: Snail darter (Percina tanasi) at Conservation Fisheries.
  • A buffalo darter (Etheostoma bison) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This fish is common in its restricted range of the Upper and Buffalo Rivers in TN.
  • A tiny blue-bellied poison dart frog (Minyobates minuta) at Zoo Atlanta.
  • Picture of a male and a female rainbow stag beetle, Phalacrognathus muelleri, at the Houston Zoo.
  • Photo: Arrow goby (Clevelandia ios) at East Bay Regional Park District.
  • Photo: A southern giant pouched rat (Cricetomys ansorgei) at the Indianapolis Zoo.
  • Photo: Bloch's catfish (Pimelodus blochii) at the Oklahoma City Zoo.
  • Photo: An American crocodile (Crocodilus acutus) at the Omaha Zoo.
  • Chacoan Horned Frog, Ceratophrys cranwelli, at Sedgwick County Zoo.
  • Photo: A horned grebe (Podiceps auritus cornutus) at the International Bird Rescue Center in San Pedro, CA. This species is listed as vulnerable by IUCN.
  • Photo: An endangered, male Bornean peacock-pheasant (Polyplectron schleiermacheri) at Waddesdon Manor Aviary, Waddesdon, England.
  • A picture of a mitred parakeet (Psittacara mitratus mitratus) at Loro Parque Fundacion.
  • Photo: A northern saw-whet owl (Aegolius acadicus acadicus) at Raptor Conservation Alliance in Elmwood, Nebraska.
  • Picture of an endangered pygmy hippopotamus (Choeropsis liberiensis liberiensis) named Betty at the Omaha Zoo.
  • Photo: A mudpuppy (Necturus maculosus) at the Genoa National Fish Hatchery in Genoa, Wisconsin.
  • Picture of a Northern latchtail also known as a Northern water dragon (Lophognathus temporalis) at Wild Life Sydney Zoo.
  • Photo: A Haussa genet (Genetta thierryi) at the Plzen Zoo.
  • Photo: A pair of see-see partridges (Ammoperdix griseogularis) from a private collection.
  • Photo: Frilled lizard (Chlamydisaurus kingii) at the St. Louis Zoo.
  • A saw-whet owl (Aegolius acadicus acadicus) at the Denver zoo.
  • A western harris' hawk (Parabuteo unicinctus superior) named Hudson at The Living Desert in Palm Desert, California. He was once a show bird in Florida before coming here.
  • Photo: A leaf-tailed gecko (Uroplatus henkeleli) at Omaha's Henry Doorly Zoo.
  • Picture of a desert recluse (Loxosceles deserta) at Springs Preserve.
  • Photo: A female tongan scrubfowl (Megapodius pritchardii) at the San Diego Zoo. This is thought to be the last one in captivity in the world.
  • Picture of a lettered olive shells (Oliva sayana sayana) at Gulf Specimen Marine Lab and Aquarium.
  • Picture of a federally threatened, Canada lynx (Lynx canadensis) named Yukon at the Point Defiance Zoo.
  • Photo: An Arizona tailless whip scorpion (Paraphrynus carolynae) at Josh’s Frogs in Michigan.
  • Photo: A brown rainbow boa (Epicrates maurus) at the Cincinnati Zoo and Botanical Garden in Cincinnati, Ohio.
  • Cope's gray tree frog (Hyla chrysoscelis) at the Detroit Zoo.
  • Photo: A flower urchin (Toxopneustes pileolus) at Semirara Marine Hatchery Laboratory in the Philippines.
  • A picture of a black-chested jay (Cyanocorax affinis affinis) at the National Aviary of Colombia.
  • Photo: A grasshopper (Acrida sp.) from the Mt. Gorongosa range, Mozambique.
  • Photo: A least gerbil (Gerbillus pusillus) at the Plzen Zoo.
  • Photo: A striped mud turtle (Kinosternon baurii) named Madeline at the Brevard Zoo.
  • Western toad (Anaxyrus boreas) at the Sunriver Nature Center in Deschutes County, OR.
  • Photo: An endangered relict splitfin (Xenoophorus captivus) at L'aquarium tropical du palais de la Porte DorŽe.
  • A picture of a spotted girdle-tailed lizard (Smaug depressus) at the St. Louis Zoo.
  • A marbled running frog (Kassina maculosa) at the Vancouver Aquarium.
  • Photo: A scarlet shiner (Lythrurus fasciolaris) at Conservation Fisheries in Knoxville, Tennessee.
  • A mimic poison frog (Ranitomeya imitator intermedius) from a private collection.
  • Ross's turaco (Musophaga rossae) at the Cleveland Metroparks Zoo.
  • A black turban snail, Tegula funebralis.
  • Photo: Leaf-imitating katydid (Corycoides jurinei) from Bioko Island, Equatorial Guinea.
  • Picture of an albino porcupine (Erethizon dorsatum bruneri) named Halsey at the Nebraska Wildlife Rehab in Louisville, NE.
  • Photo: A Javanese black winged starling (Acridotheres melanopterus melanopterus) at the Jurong Bird Park.
  • Picture of a sculptured pigtoe (Quadrula infucata) collected from the Ochlockonee River near Tallahassee, Florida.
  • Photo: Federally endangered Oasis Valley speckled dace (Rhinichthys osculus nevadensis) at Ash Meadows National Wildlife Refuge in NV.
  • Photo: A Jujube top snail (Calliostoma jujubinum) photographed at Gulf Specimen Marine Lab and Aquarium.
  • Photo: Brolga crane (Antigone rubicunda) named Celia at the International Crane Foundation in Baraboo, Wisconsin.
  • Photo: House cricket (Acheta domesticus) at the National Zoo in Washington D.C.
  • A red-head cockroach (Oxyhaloa deusta) at Wroclaw Zoo.
  • Photo: Two endangered golden riffleshell (Epioblasma aureola) at the Aquatic Wildlife Conservation Center in Marion, Virginia.
  • Photo: Large-scale loach (Paramisgurnus dabryanus) at the Tracy Fish Collection Facility near Byron, CA
  • Photo: A northern grasshopper mouse (Onychomys leucogaster articeps) photographed at Platte River Prairies, Woodriver, Nebraska.
  • Picture of a brown bullhead (Ameiurus nebulosus) at the Buttonwood Park Zoo in New Bedford, Massachusetts.
  • Photo: Eleven-armed Sea Star (Coscinasterias muricata) at Melbourne Zoo.
  • Photo: An unidentified minnow mayfly (Baetidae sp.) collected by the West Liberty University Crayfish Conservation Lab. This insect was collected from Seven Springs, Pennsylvania
  • Picture of a dunlin (Calidris alpina pacifica) at the Monterey Bay Aquarium.
  • Photo: A waved whelk (Buccinum undatum) at the Maine State Aquarium in West Boothbay, ME.
  • Photo: An Imperial urchin (Phyllacanthus imperialis) at the Oklahoma Aquarium.
  • Photo: A marbled shrimp (Saron marmoratus) at The National Aquarium in Abu Dhabi, United Arab Emirates.
  • Photo: An endangered female Darwin’s frog (Rhinoderma darwinii) at the Zoológico Nacional de Chile (Chilean National Zoo).
  • Picture of a wattled jacana (Jacana jacana) at the National Aviary breeding center in Palmar, Colombia.
  • Photo: Golf ball sponge, or orange puffball sponge (Tethya aurantium) at Gulf Specimen Marine Lab and Aquarium.
  • Photo: A female Colorado dusky ‘blue’ grouse (Dendragapus obscurus obscurus) at Grouse Park Waterfowl in Cascade, Idaho.
  • Picture of a grey-necked wood rail (Aramides cajaneus cajaneus) at the Nispero Zoo.
  • Photo: Pied-billed grebe (Podilymbus podiceps) from Nebraska Wildlife Rehab in Omaha, Nebraska.
  • Banded tree snail (Orthalicus floridensis) from Crocodile Lake National Wildlife Refuge on Key Largo.
  • Desert hairy scorpion (Hadrurus arizonensis) at the Great Plains Zoo.
  • A vulnerable Parker's golden frog (Mantella pulchra) from the Plzen Zoo in the Czech Republic.
  • A picture of a vesper sparrow (Pooecetes gramineus) at the Iowa Bird Rehabilitation in Des Moines, IA.
  • Photo: A Barbary sheep (Ammotragus lervia blainei) at the Dallas Zoo. This species is listed as vulnerable on the IUCN.
  • Photo: Shingleback lizard (Tiliqua rugosa) at Moonlit Sanctuary
  • Photo: A male Lady Amherst's pheasant (Chrysolophus amherstiae) at Pheasant Heaven.
  • Photo: Crested sculpin, Blepsias bilobus, at the Alaska SeaLife Center.
  • Photo: A golden redhorse (Moxostoma erythrurum) collected on the Little River near Maryville Tennessee.
  • A Northern Appalachian brook trout (Salvelinus fontinalis) at the Tennessee Aquarium.
  • Photo: A cascabel (Crotalus terrificus) at Reptile Gardens.
  • Picture of a northwestern garter snake (Thamnophis sirtalis) at the Oregon Zoo.
  • A northern green frog (Rana clamitans melanota) near Watertown, NY.
  • Photo: A pufferfish (Canthigaster bennetti) at Petra Aqua.
  • Picture of a vulnerable grand skink (Oligosoma grande) at the Wellington Zoo.
  • Photo: An Eastern screech owl (Megascops asio naevius) at the Carolina Waterfowl Rescue.
  • Photo: A male swallow tanager (Tersina viridis) at Walsrode Bird Park in Walsrode, Germany.
  • Photo: A Mississippi kite (Ictinia mississippiensis) named Queen at the World Bird Sanctuary.
  • A juvenile musk ox (Ovibos moschatus moschatus) at the University of Alaska in Fairbanks, AK.
  • Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, a native stream fish breeding center in Knoxville. This is a rare stream fish that has a limited range in Arkansas and is listed as endangered on the IUCN Red List, but it still isn’t listed under the ESA.
  • Photo: Spotted eagle owl (Bubo africanus) from Plzen Zoo in the Czech Republic.
  • Photo: A tailed jay butterfly (Graphium agamemnon) at the Audubon Butterfly Garden and Insectarium in New Orleans, Louisiana.
  • A picture of a gray four-eyed opossum (Philander opossum opossum) at the Moscow Zoo.
  • Mama, a lesser white-nosed monkey (Cercopithecus petaurista petaurista) at the Central Florida Zoo. She was born Aug. 15, 1999. She likes to stuff grapes into her cheek pouches so that her mate can’t get them.
  • Photo: A female Weddell's saddle-back tamarin (Leontocebus weddelli) at Huachipa Zoo in Lima, Peru.
  • A juvenile southern leopard frog (Lithobates sphenocephalus) at Cape Canaveral.
  • Photo: Oregon forestsnail (Allogona townsendiana) at the Trinity Western University.
  • A picture of an endangered (IUCN and US) golden-cheeked warbler (Setophaga chrysoparia) at Fort Hood, Texas.
  • A bog turtle (Glyptemys muhlenbergii) an endangered (IUCN) and federally threatened species at the Atlanta Zoo.
  • Photo: A antennata lionfish (Pterois antennata) at the Dallas Children's Aquarium.
  • Picture of a Rio Grande siren (Siren intermedia) at the San Antonio Zoo.
  • A male common genet (Genetta genetta), named Little Guy at the Conservators center.
  • Picture of a northwestern garter snake (Thamnophis sirtalis) at the Oregon Zoo.
  • Picture of a purple sand dollar (Encope michelini) at Gulf Specimen Marine Lab and Aquarium.
  • Photo: Pinecone soldierfish (Myripristis murdjan) at Loro Parque.
  • Photo: A Rio Mayo titi monkey (Callicebus oenanthe) at Parque Zoológico Huachipa in Lima, Peru.
  • Photo: Spencer's monitor (Varanus spenceri) at Lilydale High School in Australia.
  • Photo: An endangered and federally endangered male blunt-nosed leopard lizard (Gambelia sila) at Fresno Chaffee Zoo.
  • Black-bellied whistling ducks (Dendrocygna autumnalis autumnalis) at the Brevard Zoo.
  • Photo: A New Calendonian giant gecko (Rhacodactylus leachianus leachianus) at Omaha’s Henry Doorly Zoo and Aquarium in Omaha, Nebraska.
  • Photo: A Madagascar night snake, Madagascarophis colubrinus, at Tsimbazaza Zoo.
  • Photo: Dusky turtle dove (Streptopelia lugens) in Choussy, France.
  • Photo: A proboscis monkey (Nasalis larvatus) at the Singapore Zoo.
  • Photo: An endangered sardinian brook salamander (Euproctus platycephalus) at the Rome Zoo.
  • Photo: A juvenile swordspine snook (Centropomus ensiferus) from the St. Lucie River) Florida.
  • An Ozark zigzag salamander (Plethodon angusticlavius) at Missouri State University, Springfield, Missouri.
  • A four-toed salamander (Hemidactylium scutatum) at the Toledo Zoo, Toledo, Ohio.
  • An endangered San Lucas marsupial frog (Gastrotheca pseustes) tadpole collected near Pilalo, Ecuador.
  • Photo: A male Arabian horned viper (Cerastes gasperettii) at Arabia’s Wildlife Centre in Sharjah, United Arab Emirates.
  • Photo: Two brittle stars (Ophiothrix sp.) at Aquarium Berlin.
  • A volcano rabbit (Romerolagus diazi) at Chapultepec Zoo in Mexico City. (IUCN: Endangered)
  • Picture of a red-legged seriema (Cariama cristata) at the Kansas City Zoo.
  • Photo: A longnose gar (Lepisosteus osseus) at Conservation Fisheries in Knoxville, Tennessee.
  • Photo: A mountain brook lamprey (Ichthyomyzon greeleyi) collected on the Little River near Maryville Tennessee.
  • A picture of a Southern black-knobbed map turtle (Graptemys nigrinoda delticola) from the Turtle Survival Center.
  • Photo: A canary kingshell (Lampsilis sietmani) at the Center for Aquatic Mollusk Programs in Lake City, Minnesota.
  • A Venezuelan parakeet (Pyrrhura emma) at the National Aviary breeding center in Palmar, Colombia.
  • Photo: Common moorhen (Gallinula chloropus orientalis) at Eltoro Zoo de la Castellana, Inc., on Negros Island, Philippines.
  • A vulnerable female Rio Grande wild turkey (Meleagris gallopavo intermedia) named Katie.
  • Photo: Amphipod (Gammarus sp.) at Butterfly Pavilion.
  • A White's tree frog (Pelodryas caerulea) at the Rolling Hills Wildlife Adventure.
  • Photo: An Alabama shiner (Cyprinella callistia) from Hillabee Creek, Tallapoosa River Drainage near Alexander City, Alabama.
  • Photo: A tayra (Eira barbara poliocephala) photographed at the Alexandria Zoological Park in Alexandria, Louisiana.
  • Photo: An adult Morocco lizard-fingered gecko (Saurodactylus brosseti) from a private collection.
  • A southern white-faced scops owl (Ptilopsis granti) at the Houston Zoo.
  • Photo: A greater spotted eagle (Clanga clanga cf. fulvescens) at the Kalba Bird of Prey Centre in Fujairah, United Arab Emirates.
  • Carolina pygmy rattlesnake (Sistrurus miliarius miliarius) at the Riverbanks Zoo.
  • Photo: A Florida water snake (Nerodia fasciata pictiventris) at Reptile Gardens.
  • Picture of a twospot rasbora (Rasbora elegans) at the Virginia Aquarium.
  • Photo: A Harrison's antelope squirrel (Ammospermophilus harrisii) at the LA Zoo.
  • Photo: Collared owlet (Glaucidium brodiei) at Night Safari, part of Wildlife Reserves Singapore.
  • Photo: Crested mona monkey (Cercopithecus pogonias nigripes) named Amber at Park Assango, run by ONG Animal's World in Libreville, Gabon.
  • Photo: Utah milk snake (Lampropeltis triangulum taylori) at the LA Zoo.
  • Photo: Peruvian green and gold millipede (Orthoporus sp.) at the Miller Park Zoo. Millipede is Greek for "a thousand legs", although they have more like 200.
  • A pallid bat (Antrozous pallidus) at the North Carolina Zoo, Asheboro, North Carolina.
  • Picture of a Cereopsis or Cape Barren goose (Cereopsis novaehollandiae) at the Gladys Porter Zoo in Brownsville, Texas.
  • Picture of a smooth stick insect (Clitarchus hookeri) at the Auckland Zoo.
  • Picture of a Gulf Coast water dog (Necturus beyeri) at the National Mississippi River Museum and Aquarium in Dubuque, IA.
  • Photo: A Tennessee bottlebrush crayfish (Barbicambarus simmonsi) collected near Factory Creek, Tennessee, by the West Liberty University Crayfish Conservation Lab.
  • A picture of a male (right) and female brown-headed cowbird (Molothrus ater ater) in Fort Hood, Texas.
  • Photo: Royal starfish (Astropecten articulatus) at Gulf Specimen Marine Lab.
  • Photo: Staghorn bryozoan (Schizoporella unicornis) from Gulf Specimen Marine Laboratories.
  • A picture of a North American ruddy duck (Oxyura jamaicensis jamaicensis) at Sylvan Heights Bird Park.
  • An Ozark zigzag salamander (Plethodon angusticlavius) at Missouri State University, Springfield, Missouri.
  • A Malaysian golden gliding frog (Polypedates leucomystax) from a private collection.
  • Photo: Black-chinned yuhina (Yuhina nigrimenta) in Choussy, France.
  • Photo: Harris mud crab (Rhithropanopeus harrisii) at East Bay Regional Park District.
  • Photo: A smooth sun star (Solaster endeca) at the Maine State Aquarium in West Boothbay, ME.
  • Photo: An endangered male Bornean peacock-pheasant (Polyplectron schleiermacheri) at a private collection in Somerset County, England.
  • Photo: A paintedhand mudbug (Lacunicambarus polychromatus) at the West Liberty University Crayfish Conservation Lab in West Liberty, West Virginia.
  • Photo: Chrome roach (Gyna caffrorum) at the Budapest Zoo.
  • Photo: A robust lancetooth snail (Haplotrema vancouverense) at A Rocha Brooksdale Environmental Center in Surrey, BC.
  • Picture of a harlequin bass (Serranus tigrinus) at Pure Aquariums.
  • A picture of a Dominican red mountian boa (Chilabothrus striatus striatus) from a private collection.
  • Picture of a Barrow's goldeneye (Bucephala islandica) at the Sylvan Heights Bird Park.
  • Photo: A red-billed parrot, Pionus sordidus corallinus, at Loro Parque Fundacion.
  • Photo: A belted sandfish (Serranus subligarius) at Gulf Specimen Marine Lab.
  • Picture of a vulnerable female Congo peacock (Afropavo congensis) at the Houston Zoo.
  • Photo: An unidentified cricket belonging to the Grillidae family at Museo d'Orbigny.
  • A picture of magpie shrikes (Urolestes melanoleuca) at the Houston Zoo.
  • Photo: Texas toad (Bufo speciosus) at the San Antonio Zoo.
  • Photo: Stick insect (Sipyloidea biplagiata) at the Moscow Zoo.
  • Photo: A Madagascar night snake (Madagascarophis colubrinus pastoriensis) at the Plzen Zoo in the Czech Republic.
  • Photo: A male mottled sculpin (Cottus bairdii) photographed at the Aquatic Resource Recovery Center at White Sulphur Springs National Fish Hatchery.
  • Photo: A one-year-old striped skunk (Mephitis mephitis hudsonica) named Pooka, at Zoo Idaho, Pocatello, Idaho, USA.
  • Picture of a black scoter or American scoter (Melanitta americana) at Patuxent Wildlife Research Center.
  • A forest hinge-back tortoise (Kinixys erosa) in a private collection in Houston, Texas.
  • Photo: Ratonel (Pseudoboa neuwiedii) at Piscilago Zoo in Bogota, Colombia.
  • Picture of a double-striped thick-knee (Burhinus bistriatus) at the Parque Zoologico Nacional in Santo Domingo, Dominican Republic.
  • Photo: A Masobe gecko, Paroedura masobe, from a private collection.
  • Picture of an endangered (IUCN) and federally endangered mature male drill (Mandrillus leucophaeus) named Lyle at Zoo Atlanta.
  • Photo: A yellow-headed caracara (Milvago chimachima chimachina) at Quistococha Zoo in Iquitos, Peru.
  • Photo: Suckermouth minnow (Phenacobius mirabilis) collected from Big Darby Creek near Circleville, OH.
  • A blue-tongued skink (Tiliqua scincoides intermedia) at the Sunset Zoo.
  • An endangered (IUCN) and federally endangered mountain yellow-legged frog (Rana muscosa). Population locality: San Bernardino.
  • Photo: Zookeepers with a vulnerable red-legged kittiwake (Rissa brevirostris) at the Alaska SeaLife Center.
  • Photo: A male, Harris's hawk (Parabuteo unicinctus unicinctus) at Zoologico de Quito.
  • Photo: Huarani Otocinclus catfish (Otocinclus huaorani) at a private collection in Gainesville, Florida.
  • Photo: A female Sacramento mountain salamander (Aneides hardii) at ABQ BioPark.
  • A volcano rabbit (Romerolagus diazi) at Chapultepec Zoo in Mexico City. (IUCN: Endangered)
  • A slug caught from the wild.
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