Gunnison's prairie dog individuals of the prairie dog populations. Gunnison's prairie dog Gunnison's prairie dog ("Cynomys gunnisoni") is one of five species of the prairie dog. This species belongs to the squirrel family of rodents, and are predominantly related to the North American and Eurasian ground squirrels. Gunnison's prairie dogs are primarily distributed in the Four Corners region of the United States. Gunnison's prairie dogs are 12 to 14 inches (30 to 37 centimeters) in length and have tails that measure 1.25 to 2.25 inches (3 to 6 centimeters). This species weighs from 1.5 to 2.5 lbs (0.5 to 1 kg). On average,
Black-tailed prairie dog coccinea") and Russian thistle ("Salsola kali") are preferred during late summer and fall, but are sought out during every season. During winter, plains prickly pear ("Opuntia polyacantha"), Russian thistle, and underground roots are preferred. Shrubs such as rabbitbrush ("Chrysothamnus" spp.), winterfat ("Krascheninnikovia lanata"), saltbush ("Atriplex" spp.), and sagebrush ("Artemisia" spp.) are also commonly eaten. Water, which is generally not available on the short-grass prairie, is obtained from vegetation such as plains prickly pear. Koford estimated one black-tailed prairie dog eats about 7 lb (3 kg) of herbage per month during summer. Cutworms, grasshoppers, and old or fresh American bison scat