Open, rolling land and gentle slopes with shrubs are the habitat of Nelson's Antelope Squirrel, which lives only in a small region of California in and near the San Joaquin Valley. The squirrels live in relatively small colonies of six to eight individuals. Learn more about the Ammospermophilus nelsoni, more commonly known as a Nelson's Antelope Squirrel, in this easy-to-read species overview by the Smithsonian's National Museum of Natural History.