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Common Sagebrush Lizard

Common sagebrush lizards can drop their tails to escape predators. The tail can regenerate like the prairie lizard, but it is usually shorter and a slightly different color than the original tail.

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Gopher Tortoise

Gopher tortoises create their own burrows which are 3-52 ft/1-16 m long and 9-23 ft/3-7 m deep. More than 350 different kinds of animals are known to share burrows with gopher tortoises from lizards and toads to insects. Some including the six-lined racerunner, gopher frog, gopher mouse, and cave cricket are dependent upon the gopher tortoise burrows.

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Sonoran Desert Tortoise

Sonoran Desert tortoises eat a wide variety of wildflowers, grasses and cacti. However, they will also occasionally eat insects, especially when young. Some have even been observed scavenging road-kill lizards. Additionally, Sonoran Desert tortoises eat soil with calcium carbonate for nutrients.

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Mojave Desert Tortoise

Desert tortoise eggs and young are prey for many species, including Gila monsters, snakes, raptors, skunks, kit foxes, and coyotes. Ravens can cause a substantial decline in desert tortoise populations, especially near developed areas. However, once a desert tortoise reaches adulthood, predation risk is far lower and annual survivorship surpasses 90%.

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Bighorn Sheep

A male bighorn sheep has horns that can weigh up to 30 lb/14 kg. Rams compete for mating rights by rushing, rearing up, and crashing their horns together. The sound of their ramming can be heard echoing through the mountains.

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North American Elk

At one time, elk were the most widely distributed member of the deer family in North America, found from the Atlantic to the Pacific coasts, and from Mexico to northern Alberta, once numbering 10 million individuals. In the early 1900s they numbered just 100,000.

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