Merriam's Ground Squirrels live in high desert habitat dominated by big sagebrush, western juniper, and greasewood, and are also found in grasslands and agricultural lands. They eat grasses and forbs. Learn more about the Spermophilus canus, more commonly known as a Merriam's Ground Squirrel, in this easy-to-read species overview by the Smithsonian's National Museum of Natural History.