California Pocket Mice eat seeds, insects, and sometimes green leaves. Like other pocket mice in the genus Chaetodipus, they scurry around on all four feet (unlike kangaroo rats, which are in the same family of rodents, and which hop on their hind feet). Learn more about the Chaetodipus californicus, more commonly known as a California Pocket Mouse, in this easy-to-read species overview by the Smithsonian's National Museum of Natural History.