San Joaquin antelope squirrel
The San Joaquin antelope squirrel or Nelson's antelope squirrel.Ammospermophilus nelsoni, is a species of antelope squirrel, in the San Joaquin Valley of the U.S. state of California.
The San Joaq...
San Joaquin antelope squirrel - Wikipedia
Arroyo toad
The arroyo toad (Anaxyrus californicus) (syn. Bufo californicus), is a stocky, blunt-nosed, warty-skinned species of toad, 5 to 7.5 cm (2.0 to 3.0 in) long. It has horizontal pupils, and is ...
Arroyo toad - Wikipedia
Steelhead and salmon distinct population segments
The National Oceanic and Atmospheric Administration in cooperation with the U.S. Fish and Wildlife Service and Environmental Protection Agency groups steelhead and salmon into distinct population segm...
Steelhead and salmon distinct population segments - Wikipedia
Latrodectus bishopi
Latrodectus bishopi is the scientific name for the red widow spider which is endemic to certain habitats of Florida where it lives underneath palmetto leaves, primarily in sand pine scrub, a type of v...
Morro Bay kangaroo rat
Morro Bay kangaroo rat, Dipodomys heermanni morroensis, is endemic to San Luis Obispo County, California.This subspecies of “Heermann” kangaroo rat today lives only in a restricted 2km area south of...
Bay Checkerspot
The Bay Checkerspot, Euphydryas editha bayensis, is a butterfly endemic to the San Francisco Bay region of the U.S. state of California. It is a federally threatened species, as a subspecies of Euph...
Bay Checkerspot - Wikipedia
Laguna Mountain Skipper
The Laguna Mountains Skipper (Pyrgus ruralis lagunae) is a butterfly of the Hesperiidae family. It is a subspecies of Pyrgus ruralis.
The Laguna Mountain Skipper is a small, black and white checke...
Laguna Mountain Skipper - Wikipedia
Sylvilagus palustris hefneri
Sylvilagus palustris hefneri (Lazell, 1984), common name Lower Keys marsh rabbit, is an endangered subspecies of marsh rabbit named after Playboy founder Hugh Hefner.
S. p. hefneri was federally r...
Owens pupfish
The Owens pupfish (Cyprinodon radiosus) is a rare species of fish in the family Cyprinodontidae, the pupfish. It is endemic to California in the United States, where it is limited to the Owens Valley....
NatureServe conservation status
The NatureServe conservation status system, maintained and presented by NatureServe in cooperation with the Natural Heritage Network, was developed in the United States in the 1980s by The Nature Cons...
Death Valley pupfish
The Death Valley pupfish (Cyprinodon salinus salinus), is found in Death Valley National Park.
The Death Valley pupfish is a species of fish that is the last known survivor of what is thought to h...
Death Valley pupfish - Wikipedia
Manduca blackburni
Manduca blackburni, commonly known as Blackburn's Sphinx Moth, Hawaiian Tomato Hornworm, and Hawaiian Tobacco Hornworm, is a species of moth in the family Sphingidae. It is endemic to Hawaii. Previous...
Manduca blackburni - Wikipedia
Devil's Hole pupfish
The Devils Hole pupfish (Cyprinodon diabolis) is a species of fish native to Devils Hole, a geothermal (92 °F or 33 °C), aquifer-fed pool within a limestone cavern, in the Amargosa Pupfish S...
Devil's Hole pupfish - Wikipedia
Hawaiian hoary bat
The Hawaiian hoary bat or ʻōpeʻapeʻa (Lasiurus cinereus semotus) is a subspecies of the hoary bat (family Vespertilionidae) that is endemic to the Hawaiian Islands. While the hoary b...
Hawaiian hoary bat - Wikipedia
San Bernardino kangaroo rat
The San Bernardino Kangaroo Rat, Dipodomys merriami parvus, is a species of rodent in the family Heteromyidae. It is one of 19 recognized subspecies of Merriam's Kangaroo Rat (Dipodomys merriami) tha...
Mountain yellow-legged frog
The mountain yellow-legged frog or southern mountain yellow-legged frog (Rana muscosa) is a species of true frog endemic to California in the United States. It occurs in the mountain ranges of Souther...
Mountain yellow-legged frog - Wikipedia
Siskiyou Mountains salamander
The Siskiyou Mountains salamander, Plethodon stormi, also called the Siskiyou Mountain salamander, exists only in isolated locations along the Klamath River in northern California and southern Oregon....
San Bruno elfin butterfly
The San Bruno elfin butterfly (Callophrys mossii bayensis or Incisalia mossii bayensis) is a U.S. Federally listed endangered subspecies that inhabits rocky outcrops and cliffs in coastal scrub on the...
San Bruno elfin butterfly - Wikipedia
Villosa arkansasensis
Villosa arkansasensis, the Ouachita creekshell, is a species of freshwater mussel, an aquatic bivalve mollusc in the family Unionidae, the river mussels. It is endemic to certain rivers and streams in...
Kirtland's Warbler
Kirtland's warbler (Setophaga kirtlandii), also known as the Jack Pine Warbler, is a small songbird of the New World warbler family (Parulidae), named after Jared P. Kirtland, an Ohio doctor and amat...
Kirtland's Warbler - Wikipedia
Alabama cave shrimp
The Alabama cave shrimp, Palaemonias alabamae, is a species of shrimp in the family Atyidae, found only in caves in the state of Alabama.
Palaemonias alabamae is listed as an endangered species bo...
Desert pupfish
The desert pupfish (Cyprinodon macularius) is a rare species of bony fish in the family Cyprinodontidae. It is a small fish, typically less than 7.62 cm (3 in) in length. Males are generally larger th...
Desert pupfish - Wikipedia
Hungerford's crawling water beetle
Hungerford's crawling water beetle (Brychius hungerfordi) is a critically endangered member of the Haliplidae family of water beetles. The US Fish and Wildlife Service Draft Recovery Plan for the spe...
Hungerford's crawling water beetle - Wikipedia
Socorro springsnail
The Socorro springsnail, scientific name Pyrgulopsis neomexicana, is an endangered species of minute freshwater snail with a gill and an operculum, an aquatic gastropod mollusk or micromollusk in the ...
Socorro springsnail - Wikipedia
Coluber constrictor foxii
Coluber constrictor foxii, commonly known as the blue racer, is a subspecies of Coluber constrictor, a species of nonvenomous, colubrid snakes commonly referred to as the eastern racers.
Blue rac...
Coluber constrictor foxii - Wikipedia
O'ahu tree snail
Oʻahu tree snails, genus Achatinella, are a large genus of colorful, tropical, tree-living, air-breathing, land snails, arboreal pulmonate gastropod mollusks in the family Achatinellidae. This ...
O'ahu tree snail - Wikipedia
Spruce-fir moss spider
The Spruce-fir moss spider, Microhexura montivaga, is an endangered species of spider found at high elevations in the southern Appalachian Mountains. First identified in 1923, they inhabit moss that g...
Spruce-fir moss spider - Wikipedia
Ozark Big-Eared Bat
The Ozark big-eared bat is an endangered species found only in a small number of caves in Arkansas, Oklahoma and Missouri, the southern central United States. Also known as the western big-eared bat, ...
Ozark Big-Eared Bat - Wikipedia