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Desert Tortoise Western Diamondback Rattlesnake Scientific name: Gopherus agassizii Description: 36 centimeters in length and about 17 pounds in weight. The tope part of the shell is highly domed and flattened dorsally. The bottom part of the shell is yellowish. Thick scaly limbds, the tail and head can be pulled inside the shell. The hind legs are elephant like while the front legs are shovel-like. Life span: 80 + years Habitat and range: Desert tortoises are found in desert scrubland habitat in the Mojave desert at about 1000-4000 ft in elevation. This range includes the southwestern united states (Nevada, California, Arizona, Utah and New Mexico) Food: They are herbivores, mainly eating grasses, cacti and forbs as well as some insects. Scientific name: Crotalus atrox Description: The largest of the rattlesnakes found in Nevada, it can reach 4 feet in length. It has a broad head, and a rattle at the tip of the tail that has distinguishable black and white stripes. It s color can range from gray to brown, and has characterized diamond shapes on its scales. Life span: 20 + years Habitat: In Nevada it is only found in Lake Mohave, Searchlight and Laughlin areas of southern Nevada. Its range extends most of the southern United States. Food: Most of its prey consists of small mammals—prairie dogs, kangaroo rats, gophers, voles and mice. Horny Toad Devils hole Pup Fish Mountain Yellow-legged Frog Scientific name: Phymosoma platyrhinos Description: About 2 inches long, has a spiny fringed color, discshaped body and a short, sharp, serrated tail. Colors can range from white to green. Life span: 6 - 7 years Habitat and range: They are located in southern Nevada in areas of short sagebrush with plenty of sunny rocky areas. Food: Main food is insects such as ants and small beetles. Scientific name: Cyprinodon diabolis Description: This is the smallest desert species in the Cyprinodon genus. Less than 1 inch long, with no pelvic fins and large heads and long anal fins. Males are deep solid blue and have a black band on the caudal fin. Life span: About 1 year Habitat and Range: Devil’s hole and the pupfish are located in the Amargosa desert in southwestern Nevada. A 22 thousand year old species, they are only found in this warm water pool, and are protected. Food: They eat the algae in the pool. Scientific name: Rana mucosa Description: A small frog species at only 7 centimeters in length, its lower abdomen and legs are yellow or orange. It has a yellowish or reddish color on its dorsum with black or brown spots. Juveniles have less color. When handled they smell like garlic. Life span: unknown Habitat and Range: They prefer mountain creeks and lakes, particularly sunny riverbanks, meadow streams, isolated pools and lake borders. Usually found at 1200-7550 feet. Over the last few years their range has decreased by 90% and placed them on the endangered species list. Food: As tadpoles they feed on algae, but once an adult they feed primarily on insects.