Large grazing and browsing animals include Rocky Mountain Elk, Mule Deer, Moose, Pronghorn Antelope, mountain goats, and Rocky Mountain Bighorn Sheep. Mammalian predators include Black Bear, Mountain Lion, Coyotes, Red Fox, Badger, Wolverine, Marten, and Long-tailed Weasel. A Gray Wolf pack has been observed at the eastern end of the range, in Moffat County, Colorado.