Round-tailed Ground Squirrels occur primarily in sandy, relatively flat desert, from Death Valley, which is about 70 m below sea level, to elevations of 1,200 m. They dig their burrows in loose soil, often under a shrub. Learn more about the Spermophilus tereticaudus, more commonly known as a Round-tailed Ground Squirrel, in this easy-to-read species overview by the Smithsonian's National Museum of Natural History.