Some of the small mammals found in the Suttle Lake area include badgers, beavers, northern flying squirrels, shrews, and voles.

Mammals on the island include mice, voles and a stable population of around 29 hares.

Preferred prey species can include voles, cotton rats and ground squirrels.

In Wyoming, alternate prey items consumed during white-tailed prairie dog hibernation included voles (Microtus spp.)

Other food items included deer mice, sagebrush voles, meadow voles, mountain cottontails, and white-tailed jackrabbits.

Mammals preyed on by badgers include rabbits, rats, mice, voles, shrews, moles and hedgehogs.

It includes true hamsters, voles, lemmings, and New World rats and mice.

Commonly seen mammals include eastern cottontail rabbits, eastern chipmunks, red squirrels, gray squirrels, and voles.

Other resident mammals include stoats, common shrews, pygmy shrews, wood mice and short-tailed voles.

These include squirrels, mice, voles, rats and the recently reintroduced European beaver.