Utah prairie dog Utah prairie dog The Utah prairie dog ("Cynomys parvidens") is the smallest species of prairie dog, a member of the squirrel family of rodents native to the south central steppes of the US state of Utah. The fur is multicolor, which consists of black, brown, and dark brown at the tip. Face have dark brown cheeks and whitish tone of chins and mouth. The total body length of typical adult ranges from 30.5 cm to 36.0 cm with 3 cm to 6 cm of tail. Adult prairie dogs weigh about 0.77 kg to 1.41 kg in males, and 0.64 kg
Gunnison's prairie dog females. Gunnison's prairie dogs have 22 teeth, and five pairs of mammary glands. The Gunnison's prairie dog, "C. gunnisoni", is the only prairie dog species that has 40 chromosomes. The other four species, black-tailed, white-tailed, Utah, and Mexican prairie dogs, have 50 chromosomes. Their coats are yellow-toned buff merged with black-colored hairs. The upper head, sides of the cheek, and eyebrows are distinctly darker than the rest of the body. Their tails are mostly white with grayish-white ends and the tips are light gray. The Gunnison's prairie dogs go through two yearly periodic moults during spring and fall. In spring,