| Order | Rodentia |
| Family | Sciuridae |
| Genus | Cynomys |
| Binomial name | Cynomus leucurus |
The white-tailed prairie dog is typically found in the western area of Wyoming and Colorado and some parts of Montana and Utah. They are commonly referred to as chiselers.
The white-tailed prairie dog lives at an elevation between 5000 and 10000 feet, which is higher than any other prairie dog.
This species is threatened by humans through hunting and poisoning which has contributed to making this species listed as threatened.
Generally, they measure around 35 centimeters in length and weigh 700 grams.