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A critically endangered baby juvenile northern spider tortoises (Pyxis arachnoides brygooi) at the Indianapolis Zoo.

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Critically endangered baby and adult northern spider tortoises (Pyxis arachnoides brygooi) at the Indianapolis Zoo.

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A critically endangered juvenile northern spider tortoises (Pyxis arachnoides brygooi) at the Indianapolis Zoo.

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Critically endangered baby and adult northern spider tortoises (Pyxis arachnoides brygooi) at the Indianapolis Zoo.

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A pair of brown garden snails (Helix aspersa) named Pooka, at Zoo Idaho, Pocatello, Idaho, USA.

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Critically endangered (IUCN) and federally endangered five-month-old Sumatran tiger cubs (Panthera tigris sumatrae) at Zoo Atlanta.

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Critically endangered (IUCN) and federally endangered five-month-old Sumatran tiger cubs (Panthera tigris sumatrae) at Zoo Atlanta.

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A critically endangered (IUCN) and federally endangered female Sumatran tiger and her five-month-old cub (Panthera tigris sumatrae) at Zoo Atlanta.

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INV006-00265

A couple of gray sand stars photographed at Gulf Specimen Marine Lab and Aquarium.

There are two color morphs. (Ludia lawrencei) is the larger, solid colored starfish on the left. (Luidia clatherata) is the smaller starfish with lines.

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INV006-00264

A couple of gray sand stars photographed at Gulf Specimen Marine Lab and Aquarium.

There are two color morphs. (Ludia lawrencei) is the larger, solid colored starfish on the left. (Luidia clatherata) is the smaller starfish with lines.

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A pair of rock snails (Thais haemastoma floridana) photographed at Gulf Specimen Marine Lab and Aquarium.

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Two Florida cerith snails (cerithium atratum) photographed at Gulf Specimen Marine Lab and Aquarium.

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Two Florida cerith snails (cerithium atratum) photographed at Gulf Specimen Marine Lab and Aquarium.

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A pair of banded tulip snail (Cinctura lilium) photographed at Gulf Specimen Marine Lab and Aquarium.

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A pair of banded tulip snails (Cinctura lilium) photographed at Gulf Specimen Marine Lab and Aquarium.

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A pair of sand disc bryozoans (Discoporella doma) photographed at Gulf Specimen Marine Lab and Aquarium.

This animal provides shelter for many other organisms. Inside is calcareus tube worm (Hydroides crucigera) and encrusting sand tube worm (Sabellaria sp.)

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ANI041-00355

A pair of sand disc bryozoans (Discoporella doma) photographed at Gulf Specimen Marine Lab and Aquarium.

This animal provides shelter for many other organisms. Inside is calcareus tube worm (Hydroides crucigera) and encrusting sand tube worm (Sabellaria sp.)

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Two mahogany date mussels (Lithophaga bisulcata) at Gulf Specimen Marine Lab and Aquarium.

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Two hooked mussels (Ischadium recurvum) at Gulf Specimen Marine Lab and Aquarium.

One has an ivory barnacle (Balanus eburneus) riding on top of the shell.

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A pair of Chihuahua collared lizard (Crotaphytus collaris melanomaculatus) at the Omaha Henry Doorly Zoo and Aquarium. The male is on the left, and the female is in the background

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A pair of Ozark threetooth snails (Triodopsis neglecta) at the Missouri State University Mussel Lab.

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BIR052-00273

A pair of pink-headed fruit doves (Ptilinopus porphyreus) at the Toledo Zoo. The female has less color on the head.

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A pair of many-colored fruit doves (Ptilinopus perousii) at the Toledo Zoo. The male is lighter with more color, while the female is green.

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A pair of many-colored fruit doves (Ptilinopus perousii) at the Toledo Zoo. The male is lighter with more color, while the female is green.

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A pair of many-colored fruit doves (Ptilinopus perousii) at the Toledo Zoo. The male is lighter with more color, while the female is green.

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BIR052-00265

A pair of many-colored fruit doves (Ptilinopus perousii) at the Toledo Zoo. The male is lighter with more color, while the female is green.

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BIR064-00385

A pair of long-tailed paradise-whydah (Vidua paradisaea) at the Memphis Zoo in Tennessee.
The male has long dark tail and the female is small and brown.

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A pair of long-tailed paradise-whydah (Vidua paradisaea) at the Memphis Zoo in Tennessee.
The male has long dark tail and the female is small and brown.

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BIR022-00160

Two gray partridges (Perdix perdix perdix) photographed at a private collection in Elk River, Minnesota.

The male has a solid orange face, while the female has a pronounced white stripe on top of head.

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Two gray partridges (Perdix perdix perdix) photographed at a private collection in Elk River, Minnesota.

The male has a solid orange face, while the female has a pronounced white stripe on top of head.

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Two gray partridges (Perdix perdix perdix) photographed at a private collection in Elk River, Minnesota.

The male has a solid orange face, while the female has a pronounced white stripe on top of head.

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BIR022-00156

Two gray partridges (Perdix perdix perdix) photographed at a private collection in Elk River, Minnesota.

The male has a solid orange face, while the female has a pronounced white stripe on top of head.

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BIR022-00155

Two gray partridges (Perdix perdix perdix) photographed at a private collection in Elk River, Minnesota.

The male has a solid orange face, while the female has a pronounced white stripe on top of head.

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A pair of northern plains killifish (Fundulus kansaes) photographed at Schramm Education Center, Gretna, Nebraska.

This particular individual was collected in Bassway Strip Wildlife Management Area near Kearney, Nebraska.

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An eastern blacknose dace (Rhinichthys atratulus) photographed at Schramm Education Center, Gretna, Nebraska.

This particular individual was collected in Cherry County, Nebraska.

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A female (left) and male (right) fatmucket mussel (Lampsilis siliquoidea) photographed at the North Platte Fish Hatchery, owned/operated by Nebraska Game and Parks.

These specimens were collected from Farlington State Fish Hatchery in Kansas.

Photo: Julie Jensen Director of Marketing | WVC O: 866.800.7326 | D: 702.443.9249 | E: j.jensen@wvc.org

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