This animal looks to be about the size of a mountain beaver.
From the thenewstribune.com
The earliest known squirrels date from the Eocene and are most closely related to the mountain beaver and to the dormouse among living species.
From the en.wikipedia.org
Those ridges served almost as streets for Indians, allowing them to move up and around the mountain to hunt for elk, mountain beaver, bear, grouse, mountain goats and marmots.
From the thenewstribune.com
There is also a range of rodent species including beaver, squirrel, mountain hare, snowshoe hare, and vole.
From the en.wikipedia.org
A beaver swims on the pond it created behind its dam in mountain of northern Utah.
From the sltrib.com
The whole reason the mountain man came out West was for beaver pelts.
From the sltrib.com
Others include, muskrat, beaver, moose, bobcat and mountain lion.
From the sltrib.com
Creeks and beaver ponds are found in every mountain basin of the state.
From the denverpost.com
Over 40 species of mammals have been documented, including the black bear, mountain lion, bobcat, beaver, river otter, black-tailed deer, elk, and coyote.