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.

Explore the Photo Ark

Search the 42,659-picture Photo Ark for an animal or species. Scroll down to see every species in the Ark … if you’ve got all day.

  • 13,289 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
  • Picture of a wattled jacana (Jacana jacana) at the National Aviary breeding center in Palmar, Colombia.
  • Photo: A stargazing darter (Percina uranidea) from a private collection in Knoxville, Tennessee.
  • Photo: A Robert Mertens' day gecko (Phelsuma robertmertensi) at the Plzen Zoo.
  • Photo: A southern rufous hornbill, Buceros mindanensis semigaleatus, at Talarak Foundation.
  • A dull day gecko (Phelsuma dubia) from a private collection.
  • Photo: An Eastern red damselfly (Amphiagrion saucium) photographed at Spring Creek Prairie Audubon Center near Denton, NE. This animal was originally collected from Bobcat Prairie near Denton, NE.
  • Picture of a nose-horned viper (Vipera ammodytes) at the Dallas Zoo.
  • 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.
  • Photo: A banded sculpin (Cottus carolinae) photographed at the Alabama Aquatic Biodiversity Center in Marion, AL. This fish was collected Terrapin Creek, Cherokee County, AL.
  • A picture of a striped skunk (Mephitis mephitis varians) at The Wildlife Center in New Mexico.
  • Mississippi green water snake (Nerodia cyclopion) at the Estuarium in Dauphin Island, AL.
  • A picture of a St. Helena Mountain kingsnake (Lampropeltis zonata) at the Phoenix Zoo.
  • Photo: Banded moray eel (Echidna polyzona) at Gulf Specimen Marine Lab.
  • Picture of a nose-horned viper (Vipera ammodytes) at the Dallas Zoo.
  • Photo: A spike mussel (Eurynaia dilatata) from the St. Croix River near Taylors Falls, Minnesota.
  • Photo: A bluespar darter (Etheostoma meadiae) at the Aquatic Wildlife Conservation Center in Marion, Virginia.
  • Photo: A critically endangered magnificent ramshorn snail (Planorbella magnifica) at the Marion Conservation Aquaculture Center.
  • A studio portrait of a wild slug.
  • Photo: A great kiskadee (Pitangus sulfuratus maximiliani) at BioParque do Rio.
  • A cotton-top tamarin (Saguinus oedipus) at the Rolling Hills Wildlife Adventure. (IUCN: Endangered)
  • Photo: Female variegate darter (Etheostoma variatum) collected from Big Darby Creek near Circleville, OH.
  • Photo: A juvenile, giant South American turtle (Podocnmeis expansa) at Cafam Zoo.
  • Photo: Wattled starling (Creatophora cinerea) in Le Parc des Oiseaux in Villars Les Dombes, France.
  • Photo: Whip scorpion (Mastigoproctus giganteus) at the Insectarium in New Orleans.
  • A critically endangered (IUCN) lemur leaf frog (Agalychnis lemur), from the Panama population, at Zoo Atlanta.
  • A bruised nassa, Nassarius vibex.
  • Photo: A King brown snake (Pseudechis australis) at Omaha's Henry Doorly Zoo.
  • Picture of a Burton's legless lizard (Lialis burtonis) at the Cheyenne Mountain Zoo in Colorado Springs, CO.
  • Photo: A cellar spider (Crossopriza lyoni) carrying its eggs, at the Audubon Insectarium, part of the Audubon Nature Institute.
  • A vulnerable (IUCN) and federally threatened polar bear (Ursus maritimus) at the Tulsa Zoo.
  • Photo: A cardinal tetra (Paracheirodon axelrodi) at the Singapore Zoo's River Safari area.
  • Photo: An American wolffish (Anarhichas lupus) at the Maine State Aquarium in West Boothbay, ME.
  • A picture of two black-winged red bishops (Euplectes hordeaceus) at Dvůr Králové Zoo. The male is more colorful than the female.
  • Photo: Two cave molly (Poecilia mexicana) at Zoo Plzeň.
  • An Iranian fire salamander (Salamandra semenovi).
  • Green vine snake (Ahaetulla nasuta nasuta) at the Rolling Hills Zoo.
  • A vulnerable black-cheeked lovebird (Agapornis nigrigenis) at the Cleveland Metroparks Zoo.
  • Photo: A prickly gecko (Heteronotia binoei) at Omaha's Henry Doorly Zoo.
  • Photo: A gray-banded kingsnake (Lampropeltis alterna) at the Houston Zoo.
  • Photo: Hoffman's conure (Pyrrhura hoffmanni gaudens) at a private collection.
  • Picture of an orange spotted filefish (Oxymonacanthus longirostris) at Omaha's Henry Doorly Zoo and Aquarium.
  • Picture of a vulnerable long-tailed duck or oldsquaw (Clangula hyemalis) at Patuxent Wildlife Research Center.
  • Photo: Arctic cookie star, Ceramaster arcticus, at the Alaska SeaLife Center.
  • Photo: Male and female red flanked lorikeets (Charmosyna placentis placentis) at Loro Parque Fundacion.
  • Photo: A male gulf killifish (Fundulus grandis) photographed in the Sciences and Technology Building at Nicholls State University in Thibodaux, Louisiana.
  • Picture of a flame angelfish (Centropyge loricula) at Pure Aquariums.
  • A Tuxtlan jumping pitviper or Olmecan pitviper (Atropoides olmec) at the Chapultepec Zoo, Mexico City, Mexico.
  • Photo: Red rumped parrot (Psephotus haematonotus) at Loro Parque Fundacion.
  • Photo: A rough scale python (Morelia carinata) at Reptile Gardens.
  • Photo: Flathead eel catfish (Gymnallabes typus) at L'aquarium tropical du palais de la Porte DorŽe.
  • Photo: An Eastern bottle-nosed mormyrid (Mormyrus longirostris) at the Singapore Zoo.
  • Photo: A Blyth’s tragopan (Tragopan blythii blythii) at the San Diego Zoo. This species is listed as vulnerable by IUCN.
  • Photo: Eurasian hobby falcon (Falco subbuteo) at the Budapest Zoo.
  • Yellow-backed morph of a dyeing poison frog (Dendrobates tinctorius) from a private collection.
  • A portrait of a turkey vulture (Cathartes aura aura).
  • Photo: A green Madagascar girdled lizard, Zonosaurus haraldmeieri, at the Plzen Zoo.
  • Vulnerable (IUCN) Oregon spotted frog (Rana pretiosa) at the Sunriver Nature Center in Deschutes County, OR.
  • Photo: Waved sphinx moth (Ceratomia undulosa) at Cedar Point Biological Station.
  • Photo: A Goldei's monkey (Callimico goeldi) at the Cheyenne Mountain Zoo.
  • Picture of a swan goose (Anser cygnoides) listed as vulnerable at the Miller Park Zoo.
  • Snowy egret (Egretta thula) at the Lincoln Children's Zoo.
  • A white rhinoceros (Ceratotherium simum simum) at Rolling Hills Wildlife Adventure in Salina, Kansas.
  • Picture of a scarlet-rumped cacique (Cacicus uropygialis) at the National Aviary breeding center in Palmar, Colombia.
  • Photo: Trinidad dwarf tiger (Cyriocosmus elegans) at the Moscow Zoo.
  • Photo: Four Gulf spike mussel (Elliptio pullata) from the Choctawhatchee River drainage photographed with the USFWS. These animals were collected in Bruce Creek, Walton County, FL.
  • Photo: A purple tailed imperial pigeon (Ducula rufigaster) at the Jurong Bird Park.
  • Photo: Javan binturongs (Arctictis binturong penicillatus) at a private collection in Jakarta, Indonesia.
  • Picture of an endangered (IUCN) and federally endangered, Grand Cayman blue iguana (Cyclura lewisi) at the Sedgwick County Zoo in Wichita, Kansas.
  • Photo: A southern hairy-nosed wombat (Lasiorhinus latifrons) at the Memphis Zoo in Tennessee.
  • Photo: A brown hare (Lepus timidus scoticus) at Hessilhead Wildlife Rescue.
  • Photo: A bigmouth buffalo (Ictiobus cyprinellus) at the Schramm Education Center near Gretna, NE.
  • A picture of a killifish (Pachypanchax arnoulti) at the Zoological Society of London. This species is very rare and native to Madagascar.
  • A horned frog (Ceratophrys cornuta) at the Riverbanks Zoo.
  • Photo: Giant grasshopper (Valanga nigricornis insularis) from the Melbourne Museum
  • Dung beetles (Proagoderus brucei) from the wild in Cameroon.
  • Picture of an Auckland tree weta (Hemideina thoracica) at the Auckland Zoo.
  • A Barbary dove (Streptopelia risoria) at the Riverside Zoo, Scottsbluff, Nebraska.
  • Photo: A tucano tetra (Tucanoichthys tucano) at the Dallas World Aquarium.
  • Photo: A Yuruani glass frog (Hyalinobatrachium iaspidiense) at WWT Slimbridge in England.
  • A federally endangered Hawaiian hawk (Buteo solitarius) at the Houston Zoo.
  • Photo: A male white-winged crossbill (Loxia leucoptera leucoptera) from the Wildlife Rehabilitation Center of Minnesota.
  • Photo: A Siamese Russell's viper (Daboia russelli siamensis) at Reptile Gardens.
  • Picture of a critically endangered brown-headed spider monkey (Ateles fusciceps rufiventris) at the Summit Municipal Park in Gamboa, Panama.
  • Photo: Cugat, an Ethiopian eagle owl (Bubo capensis dillonii) photographed at Rodbaston Animal Zone in Penkridge, England.
  • Photo: Black soldier fly (Hermetia illucens) at the Omaha Zoo.
  • Photo: Unidentified Grub, potentially of the rhino beetle variety, at the Angkor Centre for Conservation of Biodiversity (ACCB) in Siem Reap, Cambodia.
  • Photo: An English sole (Parophrys vetulus) at the Alaska SeaLife Center.
  • Picture of a male greater grison (Galictis vittata canaster) named Smith at the Summit Municipal Park in Gamboa, Panama.
  • Sara, the endangered (IUCN) and federally endangered whooping crane (Grus americana), at the Audubon Center for Research of Endangered Species. This is an educational bird.
  • Photo: A female Humboldt's flying squirrel (Glaucomys oregonensis) at the Big Bear Alpine Zoo. This squirrel’s name is Truffles.
  • Photo: A cordilleran parakeet (Psittacara frontatus minor) at Loro Parque Fundacion.
  • An American toad (Anaxyrus americanus) at the Genoa National Fish Hatchery.
  • A short-tailed weasel (Mustela erminea cicognanii) at the New York State Zoo.
  • Photo: A creeper mussel (Strophitus undulatus) at the Marion Conservation Aquaculture Center.
  • A studio portrait of a gray short-tailed opossum (Monodelphis domestica).
  • Photo: A male common goldeneye (Bucephala clangula clangula) at Lundi Farm in Verl, Germany.
  • Photo: An English sparrow (also known as a house sparrow). This animal flew into a window of a building, a very common cause of injury and death to wild birds.
  • Photo: A yellow-banded poison dart frog (Dendrobates leucomelas) at Josh’s Frogs in Owosso, Michigan.
  • Picture of a superb lyrebird (Menura novaehollandiae) at Healesville Sanctuary.
  • Photo: A red billed parrot (Pionus sordidus) at Zoologico de Quito.
  • A mudpuppy (Necturus maculosus) at the Genoa National Fish Hatchery.
  • Picture of a blue and yellow macaw (Ara ararauna) at Ocean Park in Hong Kong.
  • Photo: Bezy's night lizard (Xantusia bezyi) from a private collection.
  • Picture of a pair of masked lapwings (Vanellus miles miles) at the Columbus Zoo.
  • Picture of a canary blenny (Meiacanthus oualanensis) at Pure Aquariums.
  • Photo: A Brazilian red and white tarantula (Nhandu chromatus) at the Virginia Zoo.
  • The green-legged morph of a sira poison frog (Ranitomeya sirensis) from a private collection
  • Indian blue peafowl (Pavo cristatus) at the Lincoln Children's Zoo.
  • A red bird-of-paradise (Paradisaea rubra) at the Houston Zoo. Listed as near threatened on IUCN.
  • Picture of the Everglade gray squirrel or Florida gray squirrel (Sciurus carolinensis extimus) at Ark Angels Wildlife Rescue.
  • A picture of a yellow boxfish (Ostracion cubicum) at Ripley's Aquarium of Canada.
  • A tent tortoise (Psammobates tentorius verroxii) at the Fresno Chaffe Zoo.
  • Photo: A large tree nymph butterfly (Idea leuconoe) at the Audubon Butterfly Garden and Insectarium in New Orleans, Louisiana.
  • Picture of an endangered (IUCN) and federally endangered mature male drill (Mandrillus leucophaeus) named Lyle at Zoo Atlanta.
  • Photo: A fire salamander (Salamandra salamandra terrestris) at Aquarium Berlin.
  • Photo: A golden silverside (Labidesthes vanhyningi) from a private collection in Knoxville, Tennessee.
  • Picture of a female Bonaparte's gull, Chroicocephalus philadelphia, at the Santa Barbara Zoo.
  • Photo: A Richardson's cackling goose (Branta hutchinsii hutchinsii) at WWT Slimbridge in England.
  • Photo: A Sindh saw-scaled viper (Echis carinatus sochureki) at the Kentucky Reptile Zoo in Slade, Kentucky.
  • A southern walleye (Sander vitreus vitreus) at the Genoa National Fish Hatchery.
  • A picture of an American oystercatcher (Haematopus palliatus palliatus) at the Sedge Island Natural Resource Education Center in the Sedge Islands Marine Conservation Zone, Barnegat Bay, New Jersey.
  • Photo: A slowworm or legless lizard (Anguis fragilis) at the Biodiversity Hall of Natural History and Science Museum.
  • Picture of a hooded mergansers (Lophodytes cucullatus) at Sylvan Heights Bird Park.
  • Photo: Madagascar giant day gecko (Phelsuma gradis) at the Sedgwick County Zoo in Wichita, Kansas.
  • Photo: Grey squirrel (Sciurus carolinensis hypophaeus) at Bay Beach Wildlife Sanctuary
  • Photo: A marbled rain frog (Scaphiophryne marmorata) from the Plzen Zoo in the Czech Republic.
  • Chacoan Horned Frog, Ceratophrys cranwelli, at Sedgwick County Zoo.
  • Photo: A white-tailed hawk (Geranoaetus albicaudatus colonus) at the Membeca Lagos Farm, near Rio de Janeiro, Brazil.
  • Photo: Kanzi the Bonobo (Pan paniscus) at the Ape Cognition and Conservation Initiative (ACCI) in Des Moines, Iowa.
  • Picture of an Asian garden dormouse (Eliomys melanurus) at the Philadelphia Zoo.
  • Picture of a red-capped cardinal (Paroaria gularis) at the Miller Park Zoo.
  • Photo: A male and female frecklebelly darter (Percina stictogaster) from a private collection in Knoxville, Tennessee.
  • Picture of a vulnerable Laotian langur or white-browed black langur (Trachypithecus laotum) at the Endangered Primate Rescue Center in Cuc Phuong National Park, Vietnam.
  • Photo: A male capercallie (Tetrao urogallus crassirostris) at Alpenzoo in Innsbruck, Austria.
  • Picture of an Atlantic giant cockle (Dinocardium robustum) at Pure Aquariums from the Gulf Specimen Marine Lab.
  • Photo: Brushpalm crayfish (Procambarus pubischelae) from the wild.
  • A critically endangered Axolotl (Ambystoma mexicanum) at the Detroit Zoo, Detroit, Michigan.
  • Photo: A male Sumba hornbill (Rhyticeros everetti) at Bali Bird Park in Bali, Indonesia.
  • Photo: Red-winged starling (Onychognathus morio) in Choussy, France.
  • Photo: A Lear's macaw, Anodorhynchus leari, at Loro Parque Fundacion.
  • Photo: A Tawny crevice-dragon (Ctenophorus decresii) at the Taronga Zoo in Sydney, Australia.
  • Indian blue peafowl (Pavo cristatus) at the Lincoln Children's Zoo.
  • Photo: A speckled mousebird (Colius striatus kikuyuensis) at the Zoo Berlin.
  • Photo: A female double-spurred francolin (Pternistis bicalcaratus) from a private collection.
  • Photo: Endler fish (Poecilia wingei) from a private collection in Santa Cruz, Tenerife, Spain.
  • Photo: A Serengeti topi (Damaliscus jimela), formerly known as Damaliscus lunatus jimela, at the San Antonio Zoo.
  • A North American beaver (Castor canadensis).
  • Photo: Two endangered Azuero parakeets (Pyrrhura picta eisenmanni) at Nispero Zoo.
  • Picture of a critically endangered painted terrapin (Batagur borneoensis) at the Detroit Zoo.
  • Picture of two banded sea stars (Luidia alternata) and a small spine sea star (Echinaster spinulosus) at Gulf Specimen Marine Lab and Aquarium.
  • Photo: A naked mole rat (Heterocephalus glaber) at the Lincoln Children's Zoo.
  • White-throated monitor (Varanus albigularis albigularis) at the Omaha Zoo.
  • An orchard bee (Lasioglossum sp.) at A Rocha Brooksdale Environmental Center in Surrey, BC.
  • Photo: A zebra swallowtail butterfly (Protographium marcellus) at Butterfly World in Coconut Creek, Florida.
  • Photo: A mourning dove (Zenaida macroura carolinensis) at the Carolina Waterfowl Rescue.
  • A lark sparrow (Chondestes grammacus) at the Brown Ranch, Texas.
  • Photo: Alborella (Alburnus arborella) at Alpenzoo in Innsbruck, Austria.
  • Picture of a lavender waxbill (Estrilda caerulescens) at the Houston Zoo.
  • Photo: An endangered Von der Decken's sifaka, Propithecus deckenii, at Lemuria Land.
  • A half-day-old hatchling leatherback turtle (Dermochelys coriacea) from Bioko Island. (IUCN: Critically Endangered, US: Endangered)
  • Picture of a Balkan Hermann's tortoise (Testudo hermanni hermanni) at the Saint Louis Zoo.
  • Photo: A Kenyan giant red legged millipede (Epibolus pulchripes) at Prague Zoo.
  • Picture of a vulnerable buff weka, Gallirallus australis hectori, at the Kiwi Birdlife Park.
  • Photo: A checkered apogeshna moth (Apogeshna stenialis) at the E.W. Shell Fisheries Center.
  • A southern three-banded armadillo (Tolypeutes matacus) at the Lincoln Children's Zoo, Lincoln, Nebraska. (IUCN: Near Threatened)
  • Photo: A gulf shrimp (Penaeus aztecus) at the Institute of Marine Mammal Studies (IMMS) at Gulfport, MS. This animal is part of their public education area.
  • Picture of a least weasel (Mustela nivalis boccamela) at Centro Fauna Selvatica "Il Pettirosso".
  • Photo: A flock of James's flamingos (Phoenicoparrus jamesi) at the Zoo Berlin.
  • Photo: A superb fruit dove (Ptilinopus superbus superbus) at the Plzen Zoo.
  • Photo: A Tennessee pigtoe (Pleuronaia barnesiana) collected on the Little River near Maryville Tennessee.
  • Picture of a Pileated woodpecker (Dryocopus pileatus abietcola) at the Virginia Aquarium.
  • Photo: A tarantula (Coremiocnemis hoggi) from a private collection.
  • An El Cope morph of the green and black poison dart frog (Dendrobates auratus) at the Baltimore Aquarium. This animal is a descendant of the few remaining animals in El Cope National Park in Panama, where the chytrid fungus may wipe out the animal at any time.
  • Picture of an Arizona tiger salamander (Ambystoma mavortium nebulosum) at the St. Louis Zoo in St. Louis, Missouri.
  • Photo: A male RiedelÕs eclectus parrot, Eclectus roratus riedeli, at Loro Parque Fundacion.
  • Photo: Two-spotted assassin bug (Platymeris biguttatus) at the Miller Park Zoo. These bugs catch their prey with their feet and stab it with their proboscis.
  • Picture of a rough gecko (Naultinus rudis) at the Auckland Zoo.
  • A mallard (Anas platyrhynchos) duckling.
  • A picture of a young western gray squirrel (Sciurus griseus griseus) at Wildlife Images, an animal rehabilitation center near Merlin, Oregon.
  • Photo: Brandt's cormorant (Phalacrocorax penicillatus) at International Bird Rescue Center.
  • A vulnerable (IUCN) western pond turtle (Actinemys marmorata) at the Oregon Zoo.
  • Barking treefrog (Hyla gratiosa) at the National Aquarium in Baltimore.
  • Picture of a Oophaga sylvatica, the "little devil poison frog" at a captive breeding facility at Pontificia Universidad Catolica in Quito, Ecuador.
  • A foam nesting frog (Chiromantis xerampelina) at the Phoenix Zoo.
  • Photo: A Chimango caracara (Milvago chimango) at the Zoológico Nacional de Chile (Chilean National Zoo).
  • Picture of an endangered (IUCN) and federally endangered Hispaniolan solenodon (Solenodon paradoxus) at Parque Zoologico Nacional in the Dominican Republic.
  • Photo: A decorator crab (Stenocionops furcata coelata) at Gulf Specimen Marine Lab.
  • Photo: Northern Plains ratsnake (Pantherophis emoryi) collected in Thayer County, Nebraska.
  • Photo: A spot-billed duck (Anas poecilorhyncha haringtoni) at Phnom Tamao Wildlife Rescue Center - Wildlife Alliance.
  • Photo: Indian rock python (Python molurus molurus) at Kamla Nehru Zoological Garden, Ahmedabad, India.
  • Photo: A sunburst peacock cichlid (Aulonocara nyassae), at the Medicine Park Aquarium and Natural Sciences Center in Medicine Park, OK.
  • A critically endangered (IUCN) and federally endangered Panamanian golden frog (Atelopus zeteki) at the Cheyenne Mountain Zoo.
  • Picture of a Scimitar-horned oryx (Oryx dammah) at Rolling Hills Zoo.
  • A European herring gull (Larus argentatus smithsonianus) in third year plumage at the Virginia Aquarium.
  • Photo: Bearded vulture (Gypaetus barbatus) at Parco Natura Viva.
  • A southern three-banded armadillo (Tolypeutes matacus) at the Lincoln Children's Zoo, Lincoln, Nebraska. (IUCN: Near Threatened)
  • Picture of Nabire, a Northern white rhinoceros (Ceratotherium simum cottoni)
  • Photo: A turkeywing clam (Arca zebra) photographed at Gulf Specimen Marine Lab and Aquarium.
  • Picture of a Franklin's gull (Leucophaeus pipixcan) at Tracy Aviary.
  • A picture of a Kenyan sand boa (Eryx colubrinus loveridgei) at the Topeka Zoo.
  • Photo: An endangered Northern spotted owl, a source of much controversy in logging communities of the Pacific Northwest.
  • Photo: A male fantail darter (Etheostoma flabellare) photographed at the Alabama Aquatic Biodiversity Center in Marion, AL. This fish was collected from Butler Creek, Lauderdale County, AL.
  • Photo: An azure-winged magpie (Cyanopica cyanus) at the University of Nebraska-Lincoln.
  • Virginia ctenucha (Ctenucha virginica) from Cross Lake, Minnesota.
  • A New Caledonian giant gecko (Rhacodactylus leachianus henkeli) at the Houston Zoo.
  • A critically endangered (IUCN) and federally endangered Mississippi gopher frog (Lithobates sevosus) from Detroit Zoo.
  • Photo: A southern stingray (Hypanus americanus) named ‘Flapjack’ at the Indianapolis Zoo.
  • Photo: A ferruginous hawk (Buteo regalis) at the Sutton Avian Research Center.
  • Photo: An eastern massasauga (Sistrurus catenatus catenatus) at Reptile Gardens.
  • Photo: Black-tailed godwit (Limosa limosa) at Monticello Center in Italy.
  • Photo: Crucifix Toad (Notaden bennettii) at the Melbourne Zoo
  • An Arizona toad (Anaxyrus microscaphus) at the Arizona-Sonora Desert Museum.
  • Photo: A Boehme's giant day gecko (Phelsuma madagascariensis boehmei) at the Plzen Zoo.
  • Picture of a Southern pacific rattlesnake (Crotalus oreganus helleri) at the Santa Barbara Zoo.
  • A North American beaver (Castor canadensis) Nebraska Wildlife Rehab.
  • Picture of a thick-billed euphonia (Euphonia laniirostris) at the National Aviary breeding center in Palmar, Colombia.
  • Photo: A Mexican spiny sea cucumber (Allothyone mexicana) at Pure Aquariums from the Gulf Specimen Marine Lab.
  • Photo: Borneo stick insects (Epidares nolimetangere) from the Plzen Zoo in the Czech Republic.
  • Picture of South-American comb ducks (Sarkidiornis melanotos sylvicola) at Sylvan Heights Bird Park.
  • Picture of a federally endangered Ozark hellbender (Cryptobranchus alleganiensis bishopi), infected with chytrid fungus, at the St. Louis Zoo, St. Louis, Missouri.
  • Photo: A Yucatecan casque-headed treefrog (Triprion petasatus) at the Houston Zoo.
  • Photo: A Philippine narrowmouth toad (Kaloula conjuncta) at the University of the Philippines.
  • Photo: River carpsucker (Carpiodes carpio) collected from the Rio Grande River near Albuquerque, New Mexico.
  • Photo: A red and white giant flying squirrel (Petaurista alborufus) at Night Safari, part of Wildlife Reserves Singapore.
  • An Australian osprey (Pandion haliaetus cristatus) at Healesville Sanctuary.
  • Photo: An endangered gray gibbon (Hylobates muelleri muelleri) at the Miller Park Zoo.
  • Photo: Hagen's pit viper (Trimeresurus hageni) from the private collection in San Antonio.
  • A white pelican (Pelecanus erythrorhynchos).
  • A Peters dwarf frog (Physalaemus petersi) at Pontificia Universidad Católica del Ecuador.
  • Picture of a Bullock's Oriole (Icterus bullockii parvus) at the Sulphur Creek Nature Center in Hayward, California.
  • A picture of a critically endangered Maingano cichlid (Pseudotropheus cyaneorhabdos) from a private collection.
  • Photo: A sand smelt (Atherina presbyter) at the Littoral Station of Aguda, Portugal.
  • A picture of a moth in the owlet moth family Erebidae (Syllectra erycata) from the wild in Manaus, Brazil. This tropical moth ranges from southern Florida and Texas to southern Brazil.
  • Photo: A critically endangered yellow-headed box turtle (Cuora aurocapitata dabieshani) at the Turtle Survival Center.
  • Photo: White-rumped vulture (Gyps bengalensis) at Kamla Nehru Zoological Garden, Ahmedabad, India.
  • A springhaas (Pedetes capensis) at the Omaha Zoo.
  • Solomon Island leaf frog or eyelash frog (Ceratobatrachus guentheri) at the Fresno Chaffe Zoo.
  • Photo: Black billed Amazon, Amazona agilis, at Loro Parque Fundacion.
  • Photo: A critically endangered common piping guan (Aburria pipile) named Cookie at the Miller Park Zoo. She likes to play with shoelaces or jewelry.
  • Photo: A dice snake, Natrix tessellata, at the Plzen Zoo.
  • Photo: Central American tree boa (Corallus ruschenbergerii) at Piscilago Zoo in Bogota, Colombia.
  • Photo: A luzon horned tree frog (Platymantis luzonensis) at the University of the Philippines.
  • Photo: European toad (Bufo bufo) at the Plzen Zoo in the Czech Republic.
  • Photo: An unidentified stick insect species at Fauna Andina, a conservation center near south-central Chile.
  • A vulnerable (IUCN) and federally endangered clouded leopard (Neofelis nebulosa nebulosa) at the Houston Zoo.
  • A great barred frog (Mixophyes fasciolatus) from Dreamworld.
  • Photo: A cobalt blue tarantula (Cyriopagopus lividus) at the Butterfly Pavilion.
  • The southeastern lubber grasshopper (Romalea microptera) at Santa Fe Community College Teaching Zoo.
  • Photo: Himalayan griffon vulture (Gyps himalayensis) at the Assam State Zoo in Guwahati, Assam, India.
  • Picture of a critically endangered blue-knobbed curassow (Crax alberti) at the Sedgwick County Zoo, Wichita, Kansas.
  • Picture of two vulnerable Malayan flat shelled turtles (Notochelys platynota) at the Knoxville Zoo.
  • Photo: A a pair of endangered gray gibbons (Hylobates muelleri muelleri) at the Miller Park Zoo.
  • Photo: A western worm snake (Carphophis vermis) from a private collection.
  • A picture of a whiskered bat (Myotis mystacinus mystacinus) at Wildwood Trust near Canterbury, England.
  • Photo: A female bronze-tailed peacock-pheasant (Polyplectron chalcurum chalcurum) at a private collection.
  • Photo: A male Pennsylvania funnel web spider (Agelenopsis pennsylvanica) from Lincoln, Nebraska.
  • Photo: Guatemalan amazon, Amazona guatemalae guatemalae, at Loro Parque Fundacion.
  • Photo: A Florida black bear (Ursus americanus floridanus) named Cheyenne at the Brevard Zoo.
  • A threeridge mussel (Amblema plicata) at the Genoa National Fish Hatchery. This is one of 44 species of freshwater mussels still found in the upper Mississippi River near Prairie du Chien, WI.
  • Brown-eared pheasant (Crossoptilon mantchuricum) at the Bramble Park Zoo. (IUCN: Vulnerable, US: Endangered)
  • Photo: A yellow-faced myna, Mino dumontii, at Talarak Foundation.
  • Grey-headed fish-eagle (Icthyophaga ichthyaetus) at ACCB in Siem Reap, Cambodia.
  • Silver butter catfish (Schilbe intermedius) at L'aquarium tropical du palais de la Porte DorŽe.
  • Photo: A sculptured slipper lobster (Parribuacus antarcticus) at the Audubon Aquarium of the Americas.
  • Photo: A black snub-nosed frog (Ctenophryne aterrima) at Centro Jambatu in Quito, Ecuador.
  • Photo: Plain sculpin (Myoxocephalus jaok) at the Alaska SeaLife Center in Seward, AK.
  • Photo: Senegal Mabuya (Trachylepis affinis) from Bioko Island in Equatorial New Guinea.
  • A Socotra Island Blue Baboon (Monocentropus balfouri) at Museum of Nature South Tyrol.
  • Photo: A male polar bear (Ursus maritimus) at the ABQ BioPark in Albuquerque, New Mexico.
  • Picture of workers of the eastern subterranean termites (Reticulitermes flavipes) at the Dallas Zoo.
  • A northern red salamander (Pseudotriton ruber ruber) at the Tennessee Aquarium.
  • Picture of a planehead filefish (Stephanolepis hispidus) at the Newport Aquarium.
  • A black-throated monitor (Varanus albigularis ionidesi) at the Kansas City Zoo.
  • A male, Amboina Island sailfin lizard (Hydrosaurus amboinensis), at the Plzen Zoo.
  • Alamos mud turtle (Kinosternon alamosae) at the Arizona-Sonora Desert Museum.
  • Photo: A juvenile tropical kingbird (Tyrannus melancholicus melancholicus) at the Membeca Lagos Farm, near Rio de Janeiro, Brazil.
  • Photo: A red belly black snake (Pseudechis porphyriacus) at Reptile Gardens.
  • Photo: Familiar bluet (Enallagma civile) at Cedar Point Biological Station.
  • A narrow-bridged musk turtle (Claudius angustatus) at the Chapultepec Zoo in Mexico City.
  • Photo: An upland chorus frog (Pseudacris feriarum) at the Auburn University Natural History Museum.
  • Photo: Spanish newt (Lissotriton boscai) at Moscow Zoo.
  • Photo: A king rail (Rallus elegans) at the Carolina Wildlife Center, a place that rescues and rehabilitates injured and orphaned wildlife.
  • Picture of a Nepal viper or mountain pit viper (Ovophis monticola convictus) at the St. Louis Zoo.
  • Picture of tufted ducks (Aythya fuligula) at the Sylvan Heights Bird Park.
  • Picture of a brown bullhead (Ameiurus nebulosus) at the Buttonwood Park Zoo in New Bedford, Massachusetts.
  • Photo: A metallic green bee (Corynura chloris) at Fauna Andina, a conservation and research center near south-central Chile.
  • A blue death feigning beetle (Asbolus verrucosus) at the Omaha Henry Doorly Zoo, Omaha, Nebraska.
  • Photo: A basin treefrog (Boana lanciformis) from the wild Manaus, Brazil.
  • A vulnerable Mexican caecilian (Dermophis mexicanus) at the Tennessee Aquarium.
  • Picture of a silvery marmoset (Mico argentatus) at the Plzen Zoo in the Czech Republic.
  • Matecho morph of a dyeing dart frog (Dendrobates tinctorius) from a private collection.
  • Studio portrait of a red knot (Calidris canutus). The species is a candidate for listing under the Endangered Species Act due to a rapid decline in population. It is on one food during it's northward migration: horseshoe crab eggs. Overfishing of the crabs has led a dramatic the decline of both knots and crabs.
  • Photo: Bulls-eye poison dart frog (Oophaga (Dendrobates) histrionicus) at the National Aquarium in Baltimore.
  • Photo: An eared dove (Zenaida auriculata) at Jurong Bird Park, of Wildlife Reserves Singapore.
  • A pair of Guinea baboons (Papio papio) at the Indianapolis Zoo.
  • Picture of a male and female Maccoa duck (Oxyura maccoa) at Sylvan Heights Bird Park.
  • Photo: Mexican Dumpy Treefrog (Pacymedusa dacnicolor) at the National Aquarium in Baltimore.
  • Photo: A dyeing poison dart frog (Dendrobates tinctorius) at Josh’s Frogs in Owosso, Michigan.
  • Photo: An African rock python (Python sebae) at the Memphis Zoo in Tennessee.
  • Photo: A snouted cobra (Naja annulifera) at the Houston Zoo.
  • A great grey owl (Strix nebulosa nebulosa) at the New York State Zoo.
  • Photo: Daring jumping spider (Phidippus audax) at the Insectarium in New Orleans.
  • Photo: Spotted African lungfish (Protopterus dolloi) at the Moscow Zoo.
  • Photo: A Santa Cruz Galapagos tortoise (Chelonoidis porteri) at the Prague Zoo.
  • A very ill, critically endangered (IUCN) and federally endangered Hawksbill sea turtle (Eretmochelys imbricata) at the Australia Zoo Wildlife Hospital.
  • Photo: A peregrine falcon (Falco peregrinus ernesti) at Eltoro Zoo.
  • Photo: A female wrinkled hornbill (Aceros corrugatus rugosus) at Penang Bird Park.
  • Picture of a diamondback terrapin (Malaclemys terrapin) from a private collection.
  • Photo: Spiderman agama (Agama mwanzae) at the Houston Zoo.
  • Photo: A pair of unidentified fingernail clams (Sphaerium sp.) at the Center for Aquatic Mollusk Programs in Lake City, Minnesota.
  • Picture of a vulnerable male blue-winged goose (Cyanochen cyanoptera) at Sylvan Heights Bird Park.
  • A critically endangered (IUCN) and federally endangered hawksbill turtle (Eretmochelys imbricata) at the XCaret Resort in Mexico.
  • A red milk snake (Lampropeltis triangulum syspila) from a private collection.
  • A picture of a ring-tailed cat (Bassariscus astutus flavus) at the Fort Worth Zoo.
  • Photo: An undescribed crayfish species (Cambarus cf.) collected from Clear Creek, Trenton, Alabama, by the West Liberty University Crayfish Conservation Lab. This species is brand new to science and will be named in the near future.
  • Photo: A silver-eared mesia, Leiothrix argentauris, at the Blank Park Zoo in Des Moines, Iowa.
  • Photo: A Colorado foam-nest frog (Engystomops coloradorum) at Centro Jambatu in Quito, Ecuador.
  • Photo: A critically endangered Javan slow loris (Nycticebus javanicus) at Night Safari, part of Wildlife Reserves Singapore.
  • Colorado River toad (Incilius alvarius) at the Sedgwick County Zoo in Wichita, Kansas.
  • Central newt (Notophthalmus viridescens louisianensis) at the National Mississippi River Museum and Aquarium in Dubuque, IA.
  • Photo: A Sulawesi white-collared kingfisher (Todiramphus chloris chloris) at the San Diego Zoo.
  • Picture of a yellow-green grosbeak (Caryothraustes canadensis) at the Houston Zoo.
  • Photo: Variegated Grasshopper (Zonocerus variegatus) caught from the wild near Manjo, Cameroon.
  • Picture of an Oldham's leaf turtle (Cyclemys oldhamii) at the Turtle Conservation Center in Cuc Phuong National Park, Vietnam.
  • Photo: A wolf spider (Schizocosa bilineata) from the University of Nebraska-Lincoln.
  • A common checkered-skipper (Pyrgus communis).
  • Photo: Plain parakeet, Brotogeris tirica, at Loro Parque Fundacion.
  • Photo: An undescribed crayfish, Cambarus cf. robustus, at the Crayfish lab in West Liberty University in West Liberty, WV. This specimen is from New River, VA.
  • A three-month-old baby chimpanzee (Pan troglodytes) named Ruben at Tampa's Lowry Park Zoo. Listed as endangered (IUCN) and federally endangered
  • A Florida brown snake (Storeria dekayi victa) at the Archbold Biological Station.
  • Photo: An adult spotted gar (Lepisosteus oculatus) photographed at the ‘Gar Lab’ of the Nicholls State University.
  • Portrait of a white pelican (Pelecanus erythrorhynchos).
  • Photo: A grey-headed kite (Leptodon cayanensis monachus) at BioParque do Rio.
  • A captive English/house sparrow (Passer domesticus) photographed at a studio in Lincoln, NE.
  • Photo: A Florida water snake (Nerodia fasciata pictiventris) at Reptile Gardens.
  • Photo: A stock dove (Columba oenas oenas) at the Plzen Zoo.
  • Picture of a Blue-streaked lory (Eos reticulata) at the Columbus Zoo.
  • Photo: An olive ridley sea turtle, Lepidochelys olivacea, at the Loggerhead Marinelife Center.
  • Photo: Russian raven (Corvus corax corax) from Moscow area, at the Moscow Zoo.
  • Photo: A variable hawk (Geranoaetus polyosoma polyosoma) at the Zoológico Nacional de Chile (Chilean National Zoo).
  • Photo: Indian wolves (Canis lupus pallipes) at the Singapore Zoo.
  • Photo: A Desmarest's hutia (Capromys pilorides) at the Faunia zoo in Madrid, Spain.
  • An elephant-eared chameleon (Calumma brevicorne brevicorne) near Lemuria Land, Madagascar.
  • Photo: A New Guinea blue-tongued skink (Tiliqua gigas) at the Nashville Zoo in Nashville, Tennessee.
  • Photo: A female orange-banded shoemaker butterfly (Catonephele orites) at Butterfly Pavilion in Westminster, Colorado.
  • Photo: A multifasciatus shelldweller (Neolamprologus multifasciatus) at Josh’s Frogs in Owosso, Michigan.
  • A marginated tortoise (Testudo marginata) at the Gladys Porter Zoo.
  • Photo: Velvet ant, Family: Mutillidae sp., not yet described.
  • Threadfin cardinalfish (Zoramia leptacantha) at Omaha’s Henry Doorly Zoo and Aquarium.
  • Picture of a Nelson's milksnake (Lampropeltis triangulum nelsoni) at Pet Paradise.
  • A giant rhino beetle grub (Megasoma gyas porioni) at the Budapest Zoo.
  • Picture of a spot-tailed earless lizard (Holbrookia lacerata lacerata) at the Fort Worth Zoo.
  • Photo: A rare Madagascar snake (Pseudoxyrhopus tritaeniatus) at the Plzen Zoo in the Czech Republic.
  • Photo: A quadrangular milky frog (Trachycephalus quadrangulum) at Centro Jambatu in Quito, Ecuador.
  • A picture of a giant water scavenger beetle (Hydrophilus triangularis) at Cedar Point Biological Station.
  • Picture of a Reichenow's helmeted guineafowl (Numida meleagris reichenowi) at Sylvan Heights Bird Park.
  • A screaming hairy armadillo (Chaetophractus vellerosus) at the Omaha Zoo.
  • A California scrub jay (Aphelocoma californica californica) at Wildlife Images, a rehabilitation center near Merlin, OR.
  • Picture of American cockroaches (Periplaneta americana) at the Dallas Zoo.
  • A Manaus slender-legged treefrog (Osteocephalus taurinus) at Pontificia Universidad Católica del Ecuador.
  • Photo: Two Javan horned frogs (Megophrys montana) at WWT Slimbridge in England.
  • Photo: An oiled Pacific loon (Gavia pacifica) in winter plumage at International Bird Rescue Center.
  • Yellow-necked francolin (Pternistis leucoscepus) at Safari Park Dvur Kralove.
  • Photo: A double-wattled cassowary (Casuarius casuarius sclateri) at a private collection in Jakarta, Indonesia.
  • Photo: A Peruvian black-capped squirrel monkey (Saimiri boliviensis peruviensis) at the Pilpintuwasi Butterfly Farm and Amazon Animal Orphanage.
  • Picture of an Egyptian cobra (Naja haje) at the Dallas Zoo. This is an undescribed subspecies from northern Africa.
  • Mitchell’s lorikeet (Trichoglossus forsteni mitchellii) at the Plzen Zoo in the Czech Republic.
  • A pied crow (Corvus albus) at Ocean Park in Hong Kong.
  • Picture of a vinegaroon, a type of false scorpion, (Mastigoproctus giganteus) at the Omaha's Henry Doorly Zoo.
  • An inland bearded Dragon (Pogona vitticeps) at the Singapore Zoo.
  • Gray's twig (Ctenomorphodes chronus) at the Singapore Zoo.
  • Picture of Baikal teal ducks (Sibirionetta formosa) at Sylvan Heights Bird Park.
  • Photo: A common egg cockle (Laevicardium laevigatum) at Gulf Specimen Marine Lab.
  • Photo: A stonefish (Synanceia verrucosa) at the Oklahoma Aquarium.
  • Picture of a Duvaucel's gecko (Hoplodactylus duvaucelii) at the Auckland Zoo.
  • Rough knob-tailed gecko (Nephrurus amyae) at the Omaha Zoo.
  • Picture of a critically endangered recovery pearly mussel (Elliptio nigella) collected from the Flint River near Newton, Georgia.
  • Photo: A Malayan porcupine (Hystrix brachyura brachyura) at Bali Safari.
  • Picture of a Hispaniola cat-eyed snake (Hypsirhynchus ferox ferox) at the Parque Zoologico Nacional in Santo Domingo, Dominican Republic.
  • A picture of a white-bellied go-away bird (Corythaixoides leucogaster) at the Houston Zoo.
  • Photo: An endangered Italian asp viper (Vipera aspis francisciredi) at Reptiland in Riva del Garda Italy.
  • A lesser goldfinch (Carduelis psaltria) at the Brown Ranch, Texas.
  • Photo: A male eyespot gecko (Gonatodes ocellatus) at Josh’s Frogs in Michigan.
  • Solange, a federally endangered female pygmy rabbit (Brachylagus idahoensis). She was born in May of 2007. She is 81.5% Columbia Basin pygmy rabbit, and the rest is the Idaho race. Since there are no male Columbia Basin pygmy rabbits left, this means only animals intercrossed with the Idaho race will survive.
  • A juvenile westslope cutthroat trout (Oncorhynchus clarki lewisi). The species was denied listing under the ESA in 2003.
  • Photo: Sickle darter (Percina williamsi) at Conservation Fisheries.
  • Photo: A diving lizard or mophead iguana (Uranoscodon superciliosus) from the wild in Manaus, Brazil.
  • Photo: A brown throated parakeet (Eupsittula pertinax pertinax) from the town of Honnecourt Sur Escault, France.
  • Picture of tuataras (Sphenodon punctatus) at the Wellington Zoo.
  • Photo: A cord grass barnacle (Chthamalus fragilis) photographed at Gulf Specimen Marine Lab and Aquarium.
  • Photo: A four-monthold lowland tapir (Tapirus terrestris) photographed at Amazon Shelter, a wildlife rescue, rehabilitation and release center in Tambopata, Peru.
  • Photo: A juvenile pine warbler (Setophaga pinus pinus) at St. Francis Wildlife
  • A grey-headed flying fox (Pteropus poliocephalus) at the Australian Bat Clinic. Bats act as pollinators and seed dispensers, however bats are in serious decline around Australia largely due to entanglement in fruit tree netting.
  • An Indian sambar deer (Rusa unicolor unicolor) at Kamla Nehru Zoological Garden, Ahmedabad, India.
  • Photo: Dusky darter (Percina sciera) collected from Big Darby Creek near Circleville, OH.
  • Photo: A male ruby-crowned kinglet (Regulus calendula calendula) at the Akron Zoo.
  • A western slimy salamander (Plethodon albagula) at the Tulsa Zoo, Tulsa, Oklahoma.
  • A green tree python (Morelia viridis) at the Riverside Zoo.
  • Teulgelsa bichir (Polypterus teugelsi) at Moscow Zoo.
  • Picture of a crimson-fronted parakeet (Psittacara finschi) at the Nispero Zoo.
  • A picture of a Turanian viper (Macrovipera lebetina turanica) at the San Antonio Zoo.
  • Photo: Olivaceous cormorant (Phalacrocorax brasilianus or Phalacrocorax olivaceus) at the National Aviary of Colombia (Aviario Nacional de Colombia).
  • Photo: A southern walleye (Sander vitreus) photographed at the Alabama Aquatic Biodiversity Center in Marion, AL. This is a hybrid, containing 75-90% southern, and the rest northern walleye.
  • Picture of a whitespotted bamboo shark (Chiloscyllium plagiosum) at Omaha's Henry Doorly Zoo and Aquarium.
  • Photo: A grey-headed kite (Leptodon cayanensis monachus) at BioParque do Rio.
  • Solomon Islands ground skink (Eugongylus albofasciolatus) at the Detroit Zoo.
  • Photo: A black headed gull (Larus ridibundus) at the Plzen Zoo.
  • Photo: Knobby brain coral (Pseudodiploria clivosa) at Mote Tropical Research Laboratory.
  • Photo: Wood turtle (Clemys insculpta) at the Detroit Zoo.
  • Photo: An endangered Nile lechwe (Kobus megaceros) at the Dallas Zoo.
  • A critically endangered baby Roti Island snake-necked turtle (Chelodina mccordi) at the Columbus Zoo, Columbus, Ohio.
  • Photo: A hoverfly (Eristalis sp.) photographed at Spring Creek Prairie Audubon Center near Denton, NE. This fly was originally collected from Bobcat Prairie near Denton, NE.
  • Photo: A Lucifer titi (Cheracebus lucifer) at the Quistococha Zoo in Iquitos, Peru.
  • Photo: Porcelain cockroach (Gyna lurida) at Wroclaw Zoo.
  • An endangered Egyptian vulture (Neophron percnopterus percnopterus) at the Cleveland Metroparks Zoo.
  • Spiny turtle (Heosemys spinosa), at Zoo Atlanta.
  • Arctic ground squirrel (Spermophilus parryii) at the University of Alaska at Fairbanks.
  • Picture of a fringe tree frog (Cruziohyla craspedopus) at a private collection in Gainesville, Florida.
  • Picture of a cape gopher snake (Pituophis vertebralis) at Pet Paradise.
  • A giant marine toad (Rhinella marina), also called a cane toad, at the Kansas City Zoo.
  • Photo: A variegated pill isopod (Armadillidium versicolor) photographed at Josh’s Frogs in Owosso, Michigan.
  • An endangered lappet-faced or Nubian vulture (Torgos tracheliotos) at Zoo Atlanta.
  • Picture of a masked cardinal (Paroaria nigrogenis) at the National Aviary breeding center in Palmar, Colombia.
  • Photo: Hairy crayfish, Cambarus friaufi, at the Crayfish lab in West Liberty University in West Liberty, WV. This specimen is from Scott Creek, TN.
  • A western fox snake (Elaphe vulpina vulpina).
  • Photo: A black sea urchin (Arbacia lixula) at Aquarium Berlin.
  • A male Gulf Coast box turtle (Terrapene carolina major) from a private collection.
  • Photo: A leopard gecko (Eublpharis macularis) from the Lincoln Children's Zoo in Lincoln, Nebraska.
  • A captive critically endangered (IUCN) and federally endangered California condor (Gymnogyps californianus) at the Phoenix Zoo.
  • A beaded gecko (Lucasium damaeus) at Conservation Fisheries.
  • Photo: A shorthead redhorse (Moxostoma macrolepidotum) photographed at Schramm Education Center, Gretna, Nebraska.
  • Picture of a vulnerable Fly River turtle (Carettochelys insculpta) from a private collection.
  • Photo: A Haussa genet (Genetta thierryi) at the Plzen Zoo.
  • An endangered (IUCN) and federally endangered aquatic box turtle (Terrapene coahuila) hatchling at the Gladys Porter Zoo in Brownsville, Texas.
  • Oriental fire-bellied toad (Bombina orientalis) at the Denver Zoo.
  • Photo: A Jabiru stork (Jabiru mycteria) at the National Aviary of Colombia.
  • Picture of a Speke's hingback tortoise (Kinixys spekii) at the National Mississippi River Museum and Aquarium in Dubuque, Iowa.
  • Photo: A Spurrell leaf frog (Agalychnis spurrelli) at Centro Jambatu in Quito, Ecuador.
  • Photo: A northern pufferfish (Sphoeroides maculatus) at the Virginia Aquarium.
  • Photo: A tiger pelco (Panaqolus claustellifer ) at the aquarium of the Manaus Zoo. This Zoo is ran by the military, or CIGS.
  • A desert kangaroo rat (Dipodomys deserti) at Omaha's Henry Doorly Zoo and Aquarium.
  • Photo: Greek rock lizard (Hellenolacerta graeca) at Wroclaw Zoo.
  • A picture of a Pacific boa (Candoia carinata carinata) at the Wroclaw Zoo.
  • A little owl (Athena noctua noctua) at Parco Natura Viva in Bussolengo, Italy.
  • Photo: A brown-hooded kingfisher (Halcyon albiventris orientalis) collected at Chitengo Camp in the Gorongosa National Park.
  • A picture of a groundhog (Marmota monax bunkeri).
  • Picture of a gilded barbet (Capito auratus) at the National Aviary breeding center in Palmar, Colombia.
  • Arizona treefrog (Hyla wrightorum) at the Arizona-Sonora Desert Museum.
  • A picture of a rose-fronted parakeet (Pyrrhura roseifrons) from the town of Honnecourt Sur Escault, France.
  • Eastern spadefoot toad (Scaphiopus holbrookii) at the Lowry Park Zoo in Tampa, FL.
  • Photo: Rough-tailed bowfoot gecko (Cyrtopodion scabrum) from a private collection.
  • Photo: A sun beetle (Pachnoda savignyi) at Parco Natura Viva in Bussolengo, Italy.
  • Photo: A sea spider (Maja brachydactyla) at the Littoral Station of Aguda, Portugal.
  • Photo: An endangered sleeping Ecuadorian monkey frog (Callimedusa ecuatoriana) at Centro Jambatu in Quito, Ecuador.
  • Photo: A giant fringe-limbed treefrog (Ecnomiohyla fimbrimembra) at Zoo Atlanta.
  • Photo: White-rumped vulture (Gyps bengalensis) at Kamla Nehru Zoological Garden, Ahmedabad, India.
  • Picture of a brown cuckoo dove (Macropygia amboinensis) named Maurice at Wild Life Sydney Zoo.
  • Photo: A German cockroach (Blattella germanica) at the Urban Entomology Lab at the University of Florida at Gainesville.
  • Photo: An Argentine boa constrictor (Boa constrictor occidentalis) at the Kentucky Reptile Zoo in Slade, Kentucky.
  • An endangered Yellow Asian pond turtle (Mauremys nigricans) at the Denver Aquarium.
  • Photo: A Grand Comoro day gecko (Phelsuma v nigra comoraegrandensis) at the Plzen Zoo.
  • A picture of a Rueppell's glossy-starling (Lamprotornis purpuroptera purpuroptera) at the Jurong Bird Park.
  • 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.
  • A Southern ridge-nosed rattlesnake (Crotalus willardi meridionalis).
  • Juvenile mink (Neovison vison).
  • Photo: An oak toad (Bufo quercicus) at Reptile Gardens.
  • Mallard (Anas platyrhynchos) ducklings.
  • A captive, five-month-old mandrill (Mandrillus sphinx) in Malabo, Equatorial Guinea. (IUCN: Vulnerable)
  • Photo: A Sloan’s crayfish (Faxonius sloanii) collected from Tom’s Run, Ohio by the West Liberty University Crayfish Conservation Lab.
  • Photo: A Salvadori’s pheasant (Lophura inornata inornata) at Prague Zoo. This species is listed as near threatened on IUCN’s red list.
  • Photo: Two riffle elimia (Elimia clara) photographed at the Alabama Aquatic Biodiversity Center in Marion, AL.
  • A picture of a Chinese king cobra (Ophiophagus hannah) at Reptile Gardens.
  • Picture of a vulnerable collared brown lemur (Eulemur collaris) at Omaha's Henry Doorly Zoo and Aquarium.
  • A giant leaf-toed gecko (Hemidactylus giganteus) from a private collection.
  • Solange, a federally endangered female pygmy rabbit (Brachylagus idahoensis). She was born in May of 2007. She is 81.5% Columbia Basin pygmy rabbit, and the rest is the Idaho race. Since there are no male Columbia Basin pygmy rabbits left, this means only animals intercrossed with the Idaho race will survive.
  • An undescribed crayfish species, Procambarus sp., at the Crayfish lab in West Liberty University in West Liberty, WV.  This specimen is from Peacock Creek, Flemington GA.
  • Picture of an endangered otago skink (Oligosoma otagense) at the Auckland Zoo.
  • Photo: Punctatus Reed frog (Heterixalus punctatus) wild caught in Andasibe, Madagascar.
  • Picture of a flying steamer duck (Tachyeres patachonicus) at Sylvan Heights Bird Park.
  • Photo: A tambraparini barb (Dawkinsia tambraparniei) at the Zoological Society of London.
  • A pair of 8-month-old common warthogs (Phacochoerus africanus) at the Columbus Zoo.
  • Photo: A tropical checkered-skipper (Pyrgus oileus) at Tall Timbers Research Station and Land Conservancy in Tallahassee, Florida.
  • Photo: Spanner barb (Barbodes lateristriga) at Zoo Negara.
  • Photo: A fish crow (Corvus ossifragus) named Squirt at St. Francis Wildlife, a rehab center in Quincy, FL.
  • Photo: A blue and white longwing (Heliconius cydno galanthus) at the Butterfly Pavilion.
  • Picture of sand fiddler crabs (Uca pugilator) at Gulf Specimen Marine Lab and Aquarium.
  • A mallard (Anas platyrhynchos) duckling.
  • A ranita de cristal (Cochranella euknemos) at Zoo Atlanta.
  • An endangered (IUCN and US) golden-cheeked warbler (Dendroica chrysoparia) at Fort Hood, Texas.
  • A crevice spiny lizard (Sceloporus poinsettii) at the Rolling Hills Wildlife Adventure in Salina, KS.
  • Photo: A Germain's peacock-pheasant (Polyplectron germaini) at Pheasant Heaven.
  • A critically endangered mongoose lemur (Eulemur mongoz) at Omaha's Henry Doorly Zoo and Aquarium.
  • A federally endangered wood stork (Mycteria Americana) at the Sedgwick County Zoo in Wichita, Kansas.
  • Photo: A Chile four-eyed frog (Pleurodema thaul) at Fauna Andina, a conservation center near south-central Chile.
  • Picture of a crab-eating fox (Cerdocyon thous) named Pepito at the Summit Municipal Park in Gamboa, Panama.
  • A Visayan common mormon (Papilio polytes ledebouria) at the Jumalon Butterfly Sanctuary on Cebu Island in the Philippines.
  • Photo: Golden tree snake (Dendrelaphis punctulatus) at Moonlit Sanctuary
  • A picture of a male familiar bluet (Enallagma civile) at Cedar Point Biological Station.
  • Photo: House cricket (Acheta domesticus) at the National Zoo in Washington D.C.
  • Photo: An orange-footed cucumber (Cucumaria frondosa) at the Maine State Aquarium in West Boothbay, ME.
  • A robber frog (Pristimantis parvillus) near Mindo, Ecuador.
  • A rodent native to the cloud forest.
  • Photo: An endangered Guangxi warty newt (Paramesotriton guangxiensis) at the Moscow Zoo.
  • Photo: Sudan golden sparrow (Passer luteus) in Choussy, France.
  • Photo: A merlin (Falco columbarius).
  • Photo: Familiar bluet (Enallagma civile) at Cedar Point Biological Station.
  • Photo: A female northeastern pine sawyer beetle (Monochamus notatus) collected in Deerwood, MN, but photographed at the Wildlife Rehabilitation Center of Minnesota.
  • Picture of a vulnerable (IUCN) and federally threatened Atlantic loggerhead turtle (Caretta caretta) at Riverbanks Zoo.
  • Photo: Three fennec foxes (Vulpes zerda) at the Saint Louis Zoo.
  • Ring-tailed lemurs (Lemur catta) at the Lincoln Children's Zoo.
  • A pigeon guillemot (Cepphus columba columba) at the Alaska SeaLife Center.
  • A federally endangered margay (Leopardus wiedii wiedii) named Carlotta at the Cincinnati Zoo. She’s a $30,000 cat because that’s what the court costs and fines added up to for the man who she was confiscated from in Indiana. She was most likely born in the wild and is nearing the end of her life span at the age of 19.
  • Photo: Stick insect (Peruphasma schultei) at the Budapest Zoo.
  • Picture of a rosy-billed pochard (Netta peposaca) at the Caldwell Zoo in Tyler, Texas.
  • Photo: A Biak tree monitor (Varanus kordensis) at Hogle Zoo.
  • Photo: Female Baw Baw frog (Philoria frosti) at the Melbourne Zoo. This frog critically-endangered.
  • Picture of a Malagasy turtle dove (Streptopelia picturata picturata) at the Plzen Zoo in the Czech Republic.
  • Photo: A Campeche Spiny-tailed Iguana (Cachryx alfredschmidti) at the Omaha Henry Doorly Zoo and Aquarium.
  • Picture of a fork-tailed kite (Milvus migrans affinis) at the Healesville Sanctuary.
  • Photo: White-eyed parakeet (Psittacara leucophthalmus leucophthalmus) from the town of Honnecourt Sur Escault, France.
  • Photo: A blue-fronted amazon (Amazona aestiva xanthopteryx) at Huachipa Zoo in Lima, Peru.
  • Photo: A male guiña (Leopardus guigna guigna) from Fauna Andina in central-south, Chile.
  • Canary island lizard (Gallotia galloti eisentrauti) at Wroclaw Zoo.
  • Photo: A one-lined pencilfish (Nannostomus unifasciatus) at the Dallas World Aquarium.
  • Photo: An Eastern broad-nosed bat (Scotorepens orion) at the Australian Bat Clinic.
  • Miami blue butterfly (Cyclargus thomasi bethunebakeri). This species is being captive bred at the McGuire Center at the Univ. of Florida. Thousands have been released into the wild in South Florida over the past three years. So far, results are indeterminate. Fewer than 250 exist in the wild, making it one of the rarest butterflies in North America.
  • Photo: A white-faced marmoset (Callithrix geoffroyi) named Spanky at the University of Nebraska, Omaha.
  • A Javan leopard cat (Prionailurus javanensis javanensis) in Jakarta, Indonesia in the care of PT. Alam Nusantara Jayatama.
  • Photo: A female, nineteen year old, eastern black rhinoceros named Bibi (Diceros bicornis michaeli) at the Sedgwick County Zoo in Wichita, Kansas.
  • Photo: Romeo, a ten-year-old Sehuencas water frog (Telmatobius yuracare) at Museo De Historia Natural Alcide d'Orbigny, a natural history museum and rare amphibian breeding center in Chocabamba Bolivia.
  • A marsh owl (Asio capensis capensis) at Monticello Center in Italy.
  • Photo: A yellow-footed green-pigeon (Treron phoenicopterus chlorigaster) at The Green Planet in Dubai, United Arab Emirates.
  • Photo: Red desert scorpion (Babycurus gigas) at the Moscow Zoo.
  • Picture of a common blackbird (Turdus merula) from the Budapest Zoo.
  • A Barbary falcon (Falco pelegrinoides).
  • A mallard (Anas platyrhynchos) duckling.
  • Photo: A vulnerable narrow-striped mongoose (Mungotictis decemlineata decemlineata) at the Plzen Zoo in the Czech Republic.
  • Picture of a grey-tailed moustached monkey (Cercopithecus cephus cephodes) at Park Assango, ONG Animal's World in Libreville, Gabon.
  • Photo: A taruca (Hippocamelus antisensis) at Parque de las Leyendas in Lima, Peru.
  • Photo: A male Bullock's oriole (Icterus bullockii bullockii) at the Wildlife Rehabilitation Center of Northern Utah.
  • Picture of a Caspian tern (Hydroprogne caspia) at Tracy Aviary.
  • A humpback chub (Gila cypha), from the Colorado River. (US: Endangered; IUCN: Endangered)
  • Picture of a northwestern garter snake (Thamnophis sirtalis) at the Oregon Zoo.
  • Photo: A Northwestern salamander (Ambystoma gracile) at A Rocha Brooksdale Environmental Center in Surrey, BC. This is the Neotenic form (aquatic all it's life) of the Northwestern salamander.
  • Photo: An African magpie (Pica mauritanica) at the Plzen Zoo in the Czech Republic.
  • Photo: An Amazon sapphire pinktoe tarantula (Ybyrapora diversipes) at the Butterfly Pavilion.
  • Photo: Desert pocket mouse (Chaetodipus penicillatus penicillatus) at Liberty Wildlife, Phoenix, AZ.
  • Picture of a red phalarope (Phalaropus fulicarius) at the Monterey Bay Aquarium.
  • Picture of a Dumeril's monitor (Varanus dumerilii) at the Lincoln Children's Zoo, Lincoln, Nebraska.
  • Photo: White seaperch (Phanerodon furcatus) at East Bay Regional Park District.
  • A venomous Rhombic night adder (Causus rhombeatus) at the Sedgwick County Zoo in Wichita, Kansas.
  • A giant water bug (Lethocerus americanus).
  • A piping plover (Charadrius melodus). (US: Endangered)
  • A whiskered auklet (Aethia pygmaea) at the Cincinnati Zoo.
  • Photo: A two-month old jaguar cub (Panthera onca) named Teiku being bottle fed at the Santo Domingo Zoo.
  • Photo: A Cape genet (Genetta tigrina) at North Somerset Bird of Prey Centre in England.
  • A female, vulnerable African elephant (Loxodonta africana) at the Cheyenne Mountain Zoo.
  • Picture of an Asian green broadbill (Calyptomena viridis caudacuta) in Choussy, France.
  • Photo: A striped black crow (Euploea doubledayi) at Zoo Negara in Kuala Lumpur, Malaysia.
  • Photo: Southeastern myotis (Myotis austroriparius) at Big Bend Wildlife Management Area.
  • A southern white-faced scops owl (Ptilopsis granti) at the Houston Zoo.
  • Photo: Giant slippery frog (Conraua robusta) collected near Manjo, Cameroon.
  • A white-lipped island pit viper (Trimeresurus insularis) at the Woodland Park Zoo.
  • Picture of an endangered (IUCN) and federally endangered black-footed ferret (Mustela nigripes) at the Cheyenne Mountain Zoo.
  • Gouldian finch (Chloebia gouldiae) at the Great Plains Zoo.
  • A picture of a rock squirrel (Otospermophilus variegatus buckleyi) at the Austin Wildlife Rescue.
  • Photo: Mountain patch-nosed snake (Salvadora grahamiae grahamiae) at the Arizona-Sonora Desert Museum.
  • Picture of a banded sea star (Luidia alternata), left, and two small spine sea stars (Echinaster spinulosus) at Gulf Specimen Marine Lab and Aquarium.
  • Photo: Black-necked garter snake (Thamnophis cyrtopsis) at the Phoenix Zoo.
  • Kihansi spray toad (Nectophrynoides asperginis), an amphibian from Tanzania, at the Toledo Zoo. (IUCN: Extinct in the wild)
  • Photo: An endangered North Philippine hawk-eagle (Nisaetus philippensis) at the Avilon Zoo.
  • Photo: An Eastern mudminnow, Umbra pygmaea) from a private collection in Knoxville, Tennessee.
  • A stubfoot toad (Atelopus limon) infected with chytrid fungus at a lab in Quito, Ecuador. (IUCN: Critically Endangered)
  • Photo: A northern grasshopper mouse (Onychomys leucogaster articeps) photographed at Platte River Prairies, Woodriver, Nebraska.
  • Photo: A critically endangered Loa water frog (Telmatobius dankoi) at the Zoológico Nacional de Chile (Chilean National Zoo).
  • Photo: A rainbow darter (Etheostoma caeruleum) at Conservation Fisheries, a native stream fish breeding center.
  • A beautiful fruit dove (Ptilinopus pulchellus) at the Sedgwick County Zoo.
  • Picture of an endangered (IUCN) and federally endangered Hispaniolan solenodon (Solenodon paradoxus) at Parque Zoologico Nacional in the Dominican Republic. The second lower incisor tooth of this animal is grooved and can be used to deliver a venomous saliva. This is one of the only venomous mammals on Earth.
  • Photo: A guanay cormorant (Leucocarbo bougainvilliorum) at Parque de las Leyendas in Lima, Peru.
  • Cobalt morph of a dyeing poison frog (Dendrobates tinctorius) from a private collection.
  • Andean marsupial tree frog (Gastrotheca rhiombabae) at the Omaha Zoo.
  • Photo: A Linda's treefrog (Hyloscirtus lindae) at Balsa de los Sapos.
  • Photo: Green diving beetle (Cybister sp.) at Melbourne Zoo
  • Photo: Two Bosnian alpine newts (Mesotriton alpestris reiseri) at WWT Slimbridge in England.
  • Photo: Spottail shiner (Notropis hudsonius) at the University Lab at the University of Minnesota in St. Paul.
  • A two-week-old, critically endangered (IUCN) Arakan forest turtle (Heosemys depressa) at Zoo Atlanta.
  • Sara, the endangered (IUCN) and federally endangered whooping crane (Grus americana), at the Audubon Center for Research of Endangered Species. This is an educational bird.
  • A female Black howler monkey (Alouatta caraya) named Pipi at the Henry Doorly Zoo and Aquarium.
  • A Reunion Island day gecko (Phelsuma borbonica borbonica) at Omaha's Henry Doorly Zoo.
  • A female downy woodpecker (Dryobates pubescens pubescens) at Rogers Wildlife Rehabilitation Center.
  • An endangered Egyptian vulture (Neophron percnopterus gingianus) at Parco Natura Viva in Bussolengo, Italy.
  • Photo: Crowned hornbill (Tockus alboterminatus) at the San Antonio Zoo.
  • Photo: Shield tailed agama (Xenagama taylori) at the San Antonio Zoo.
  • Photo: A critically endangered Javan giant softshell turtle (Chitra chitra javensis) at a private collection in Jakarta, Indonesia.
  • Photo: A white-bellied tyrannulent (Serpophaga munda) at the Museo d'Orbigny Natural History Museum in Cochabamba, Bolivia.
  • Hong Kong newt (Paramesotriton hongkongensis) at the Tennessee Aquarium.
  • A two-month-old Tawny frogmouth (Podargus strigoides) from Le Parc des Oiseaux in Villars Les Dombes, France.
  • Photo: A red king crab (Paralithodes camtschaticus) at the Alaska SeaLife Center.
  • Photo: A least flycatcher (Empidonax minimus) from a bird banding study near Hudson, Wisconsin.
  • A Chihuahuan raven (Corvus cryptoleucus) at The Wildlife Center in Espanola, NM.
  • Photo: A male six spotted fishing spider (Dolomedes triton) from the University of Nebraska-Lincoln.
  • A picture of an Eastern mud turtle (Kinosternon subrubrum subrubrum) at Riverbanks Zoo.
  • Photo: Purple bellied lory (Lorius hypoinochrous devittatus) at Loro Parque Fundacion.
  • Photo: A palm cockatoo (Probosciger aterrimus) at the Sedgwick County Zoo.
  • Photo: Horned screamer (Anhima cornuta) at the National Aviary of Colombia.
  • Picture of Matilda, a forest red-tailed black cockatoo (Calyptorhynchus banksii naso) at Tracy Aviary.
  • A critically endangered (IUCN) and federally endangered radiated tortoise (Astrochelys radiata) at the Miller Park Zoo in Bloomington, Illinois.
  • Photo: Peacock clownfish (Amphiprion ocellaris) at the Miller Park Zoo in Bloomington, IL.
  • Photo: A powerful crayfish (Faxonius validus) collected from Clear Fork of Paint Rock River, Alabama, by the West Liberty University Crayfish Conservation Lab.
  • Picture of chinstrap penguins (Pygoscelis antarcticus) at the Newport Aquarium.
  • Picture of Harley, a vulnerable red-billed toucan (Ramphastos tucanus) at Alabama Gulf Coast Zoo.
  • Picture of a male Richardson's cackling goose (Branta hutchinsii hutchinsii) at Sylvan Heights Bird Park.
  • A broken striped newt (Notophthalmus viridescens dorsalis) at the North Carolina Zoo.
  • A picture of a coastal sharpcollar cicada (Oxypleura lenihani) on Bioko Island, Equatorial Guinea.
  • Photo: A male blue-striped ribbonsnake (Thamnophis sauritus nitae) from a private collection.
  • A Meso-American slider (Trachemys venusta venusta) at Zoo Atlanta.
  • Photo: A sandy sea squirt (Molgula occidentalis) at Gulf Specimen in Panacea, Florida.
  • Photo: The shell of a Texas hornshell (Popenaias popeii) photographed at the Fish Biodiversity Lab at Auburn University in Auburn, Alabama.
  • A federally threatened Cuban iguana (Cyclura nubila nubila) at the San Diego Zoo.
  • Photo: A male American redstart (Setophaga ruticilla) near Hudson, Wisconsin, USA.
  • Bess beetles, also known as patent leather beetles (Odontotaenius disjunctus) at the University of Nebraska's entomology lab.
  • A picture of a spotted seal (Phoca largha) at the Alaska SeaLife Center in Seward, AK.
  • Photo: Two Hiwassee headwater crayfish (Cambarus parrishi) at the West Liberty University Crayfish Conservation Lab in West Liberty, Virginia.
  • Photo: A burgundy goliath bird eater (Theraphosa stirmi) at the Virginia Zoo.
  • Photo: Wood stork (Mycteria americana) at the National Aviary of Colombia.
  • Picture of a critically endangered (IUCN) and federally endangered gharial (Gavialis gangeticus) at the Gharial and Turtle Rehabilitation Center in Lucknow, India.
  • A Baja blue rock lizard (Petrosaurus thalassinus) at the Indianapolis Zoo.
  • Photo: Whitespotted greenling (Hexagrammos stelleri) at the Alaska SeaLife Center.
  • A blood python (Python brongersmai) at the Omaha Zoo.
  • A Tuxtlan jumping pitviper or Olmecan pitviper (Atropoides olmec) at the Chapultepec Zoo, Mexico City, Mexico.
  • Picture of a male common shelduck (Tadorna tadorna) at Sylvan Heights Bird Park.
  • A federally endangered woodland caribou (Rangifer tarandus caribou).
  • Picture of a Pacific black duck (Anas superciliosa) at Sylvan Heights Bird Park.
  • Western hooded scaly-foot legless lizard (Pygopus nigriceps) at Lilydale High School in Australia.
  • Photo: Common kestrel (Falco tinnunculus) from the Budapest Zoo.
  • Striped shiner (Luxilus chrysocephalus chrysocephalus) collected from Big Darby Creek near Circleville, OH.
  • A federally endangered West African slender-snouted crocodile (Mecistops cataphractus) from the private collection of Curt Harbsmeier.
  • An old world harvest mouse (Micromys minutus) at the Omaha Zoo.
  • Photo: A side neck turtle (Elseya schultzei) in Jakarta, Indonesia in the care of PT. Alam Nusantara Jayatama.
  • Photo: A guiña (Leopardus guigna tigrillo) whose name is Pikumche from Fauna Andina in central-south, Chile.
  • A picture of an azureus morph of the dyeing dart frog (Dendrobates tinctorius) at the Atlanta Botanical Garden.
  • Photo: A common bleak (Alburnus alburnus) at Fluviário de Mora in Portugal.
  • A beautiful pit viper (Trimeresurus venustus) at the Woodland Park Zoo.
  • A two-week-old, critically endangered (IUCN) Arakan forest turtle (Heosemys depressa) at Zoo Atlanta.
  • Picture of an endangered Black-breasted leaf turtle (Geoemyda spengleri spengleri) at the detroit zoo.
  • Photo: Eccentric sand dollar (Dendraster excentricus) at Ripley's Aquarium of Canada.
  • A spotted salamander (Ambystoma maculatum) at Zoo Atlanta, Atlanta, Georgia.
  • Picture of a male and female hardhead duck (Aythya australis) at Sylvan Heights Bird Park.
  • Photo: Two critically endangered Madagascar pochard, Aythya innotata, at the Pochard Captive Breeding Center in Antsohihy, Madagascar.
  • Photo: Sri Lankan brown fish-owl (Ketupa zeylonensis zeylonensis) at Monticello Center in Italy.
  • A federally endangered male Florida grasshopper sparrow (Ammodramus savannarum floridanus). This sparrow was photographed inside of a shooting tent at the Kissimmee Prairie Preserve State Park, one of the last examples of Florida dry prairie which is an essential habitat for species like this one.
  • Photo: An Atlantic croaker (Micropogonias undulatus) at the Institute of Marine Mammal Studies (IMMS) at Gulfport, MS. This animal is part of their public education area.
  • Photo: A vulnerable dwarf pea pufferfish (Carinotetraodon travancoricus) at a private collection in Gainesville, Florida.
  • A muscovy duck named Joelle (Cairina moschata moschata) at the Gladys Porter Zoo in Brownsville, Texas.
  • Photo: An Amazon ribbed tarantula (Iridopelma hirsutum) at the Moscow Zoo.
  • Photo: Utah chub (Gila atraria) at the Loveland Living Planet Aquarium in Draper, UT.
  • Photo: A large fig parrot (Psittaculirostris desmarestii desmarestii) at the Prague Zoo.
  • Photo: Brassy minnows (Hybognathus hankinsoni) at Schramm Education Center near Gretna, NE.
  • Photo: An African cichlid (Neolamprologus ventralis) from a private collection.
  • Picture of an African spoonbill (Platalea alba) at the Houston Zoo.
  • A wolf spider (Hogna osceola) at the Archbold Biological Station.
  • Picture of a critically endangered recovery pearly mussel (Elliptio nigella) collected from the Flint River near Newton, Georgia.
  • Picture of a grizzly bear (Ursus arctos horribilis) at the Sedgwick County Zoo.
  • Photo: A Plymouth Rock domestic chicken (Gallus gallus domesticus) in Lincoln, Nebraska.
  • Photo: A white-throated seedeater (Sporophila albogularis) at Fundacao Jardim Zoologico de Brasilia.
  • Photo: A red squirrel (Sciurus vulgaris fuscoater) at Zoopark Zajezd.
  • Photo: A green-cheeked, or red-crowned, Amazon parrot (Amazona viridigenalis) at the Kansas City Zoo.
  • Photo: An Amazonian manatee (Trichechus inunguis) at INPA, an aquatic conservation center in Manaus, Brazil.
  • Photo: An ovenbird (Seiurus aurocapilla) at the Marathon Wild Bird Center in Marathon, Florida.
  • Picture of a critically endangered, female blue-knobbed curassow (Crax alberti) at the Houston Zoo
  • Photo: A male gold dust day gecko (Phelsuma laticauda laticauda) at Josh’s Frogs in Michigan.
  • Photo: A Pacific twinspot octopus (Octopus bimaculatus) from the Memphis Zoo in Tennessee.
  • A red bark scorpion (Babycurus jacksoni) at Omaha's Henry Doorly Zoo and Aquarium.
  • Picture of a male Jackson's hornbill (Tockus jacksoni) at the Fort Worth Zoo.
  • Photo: An American crocodile (Crocodilus acutus) at the Omaha Zoo.
  • An endangered female O’Shaughnessy’s chameleon (Calumma oshaugnessyi) and a female globed-horned chameleon (Calumma globifer) in Madagascar.
  • Photo: Northern Plains ratsnake (Pantherophis emoryi) collected in Thayer County, Nebraska.
  • Photo: European golden plover (Pluvialis apricaria) at Monticello Center in Italy.
  • A hermit crab (Paguroidea sp.) on Bioko Island, Equatorial Guinea.
  • Photo: Red-tailed squirrel (Sciurus granatensis) at Parque Jaime Duque near Bogota, Colombia.
  • Photo: A Kentucky warbler (Geothlypis formosa) near Hudson, Wisconsin, USA.
  • Photo: A side neck turtle (Elseya schultzei) in Jakarta, Indonesia in the care of PT. Alam Nusantara Jayatama.
  • Photo: A male Perinet chameleon (Calumma gastrotaenia) in Madagascar.
  • Picture of a Scott's wrasse (Cirrhilabrus scottorum) at the Nebraska Aquatic Supply.
  • Photo: A WebsterÕs salamander (Plethodon websteri) at the Auburn University Natural History Museum.
  • Picture of a grizzly bear (Ursus arctos horribilis) at the Sedgwick County Zoo.
  • Photo: A dyeing poison dart frog (Dendrobates tinctorius) at Josh’s Frogs in Owosso, Michigan.
  • Photo: A chain pickerel (Esox niger) at the Fish Biodiversity Lab at Auburn University.
  • Photo: A common raven (Corvus corax clarionensis) at the Big Bear Alpine Zoo. This bird’s name is Gump.
  • Chattahoochee crayfish, Cambarus cf. howardi, at the Crayfish lab in West Liberty University in West Liberty, WV.  This specimen is from Saluda River, SC.
  • Photo: Warty glow spot cockroach (Lucihormetica verrucosa) at the Budapest Zoo.
  • Photo: A Jabal Mousa fire salamander (Salamandra algira tingitana) at the Plzen Zoo in the Czech Republic.
  • Picture of a western Atlantic harbor or common seal (Phoca vitulina concolor) at the Buttonwood Park Zoo in New Bedford, Massachusetts.
  • Photo: Kikuyu black and white colobus (Colobus guereza kikuyuensis) at the Lisbon Zoo
  • Picture of a crimson rumped toucanet (Aulacorhynchus haematopygus) at the Dallas World Aquarium.
  • Great billed parrot (Tanygnathus megalorynchos) at Loro Parque Fundacion.
  • Photo: A Caribbean reef octopus (Octopus briareus) at the Medicine Park Aquarium and Natural Sciences Center in Medicine Park, OK.
  • A sun beetle (Pachnoda marginata peregrina) at the Omaha Henry Doorly Zoo, Omaha, Nebraska.
  • Photo: An inland taipan (Oxyranus microlepidotus) at Reptile Gardens.
  • Photo: A female Ragazzi's fan-footed gecko (Ptyodactylus ragazzii) at Josh’s Frogs in Michigan.
  • Picture of a spotless lady bug, Cycloneda sanguinea, collected in the wild near Salt Lake City, Utah.
  • Photo: A Tristram's jird (Meriones tristrami) at the Plzen Zoo.
  • Photo: Coho salmon (Oncorhynchus kisutch) at the Alaska SeaLife Center in Seward, AK.
  • Photo: A rana Mono Amazónica (Agalychnis hulli) at Balsa de los Sapos.
  • Photo: Black hawk-eagle or tyrant hawk-eagle (Spizaetus tyrannus) at Parque Jaime Duque near Bogota, Colombia.
  • Picture of a critically endangered (IUCN) and federally endangered Siberian crane (Leucogenranus leucogeranus) at the Tulsa Zoo.
  • Picture of an endangered white fronted capuchin (Cebus versicolor) at the Summit Municipal Park in Gamboa, Panama.
  • Photo: Hornyhead chub (Nocomis biguttatus) at the Minnesota Dept. of Natural Resources Center for Aquatic Mollusk Programs.
  • An endangered Coquerel's sifaka (Propithecus coquereli) at the Houston Zoo.
  • Picture of a rainbow lorikeet (Trichoglossus moluccanus) from Brisbane, Queensland, Australia.
  • Photo: A male Kalij pheasant (Lophura leucomelanos melanota) at the Padmaja Naidu Himalayan Zoological Park, in Darjeeling, India.
  • Osage copperhead (Agkistrodon contortrix phaeogaster) at the Tulsa Zoo.
  • Photo: Blue flash (Thorichthys aureus) at L'aquarium tropical du palais de la Porte DorŽe.
  • Photo: Waved sphinx moth (Ceratomia undulosa) at Cedar Point Biological Station.
  • A broken striped newt (Notophthalmus viridescens dorsalis) at the North Carolina Zoo.
  • Photo: A rare Madagascar snake (Pseudoxyrhopus tritaeniatus) at the Plzen Zoo in the Czech Republic.
  • Photo: A little forest bat (Vespadelus vulturnus) from a private collection in Australia.
  • Photo: An endangered Javan banteng (Bos javanicus javanicus) at the Berlin Zoo.
  • Picture of a blue-tailed fire-bellied newt (Cynops cyanurus) at the St. Louis Zoo.
  • Picture of a Gulf Coast water dog (Necturus beyeri) at the National Mississippi River Museum and Aquarium in Dubuque, IA.
  • A Houston toad (Anaxyrus houstonensis) at the San Antonio Zoo. (US: Endangered, IUCN: Endangered)
  • Photo: Cownose ray, Rhinoptera bonasus, at Phoenix Zoo. This is a 4 month old ray pup named Faith Hill.
  • Photo: Sand shiner (Notropis stramineus) at Cedar Point Biological Station.
  • Photo: A green twinspot (Mandingoa nitidula) at the Zoo Berlin.
  • Photo: An white-bellied bustard (Eupodotis senegalensis) at Parque Biologico.
  • Photo: A timber rattlesnake (Crotalus horridus horridus) at Reptile Gardens.
  • Photo: Epaulette shark (Hemiscyllium ocellatum) at the Dallas Children's Aquarium.
  • Picture of an opal-rumped tanager (Tangara velia) at the Houston Zoo.
  • Photo: Black surfperch (Embiotoca jacksoni) at East Bay Regional Park District.
  • Photo: The melanistic (dark phase) of a booted eagle (Hieraaetus pennatus) at Sia, the Comanche Nation Ethno-Ornithological Initiative.
  • A forest hinge-back tortoise (Kinixys erosa) at the Houston Zoo.
  • Photo: Common rough woodlouse (Porcellio scaber) at the Exmoor Zoo.
  • Photo: A red rock sponge (Lissodendoryx sigmata) at Gulf Specimen in Panacea, Florida.
  • Picture of a lesser snow goose (Chen caerulescens caerulescens) at Sylvan Heights Waterfowl Park.
  • Photo: A stick insect (Orthomeria kangi) at the University of the Philippines.
  • Picture of a Cameroon Stumptail Chameleon (Rhampholeon spectrum) at the Houston Zoo.
  • Photo: A Gambian epauletted fruit bat (Epomophorus gambianus) at the Plzen Zoo.
  • Photo: A common Monkey Lizard (Polychrus marmoratus) at the National Aquarium, Baltimore.
  • A picture of an alligator pipefish (Syngnathoides biaculeatus) at Semirara Marine Hatchery Laboratory in the Philippines.
  • A picture of a Gunnison's prairie dog (Cynomys gunnisoni zuniensis) at Liberty Wildlife.
  • Photo: A brahminy kite (Haliastur indus indus) at Singapore Zoo.
  • Photo: A green rainbow lizard (Cnemidophorus lemniscatus) at the Houston Zoo.
  • Photo: A sauger (Sander canadensis) at the Medicine Park Aquarium and Natural Sciences Center in Medicine Park, OK.
  • Violet turaco, Musophaga violacea, at the Lincoln Children's Zoo.
  • Picture of a laughing falcon (Herpetotheres cachinnans) at the National Aviary breeding center.
  • Photo: Amargosa speckled dace (Rhinichthys osculus nevadensis) collected on the Amargosa River in Tecopa, California.
  • Picture of a red-crested bustard (Lophotis ruficrista) at the Saint Louis Zoo.
  • Photo: Stick insect (Ramulus nematodes blue) at the Moscow Zoo.
  • Photo: An ambiguous crayfish (Cambarus striatus) at the West Liberty University Crayfish Conservation Lab in West Liberty, West Virginia.
  • A diamond python (Morelia spilota spilota) at the Gladys Porter Zoo in Brownsville, Texas.
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