Cougar (mountain lion)—Uncommon; occasionally seen above Loch Vale, Horseshoe Park, upper Fall River Valley; typical habitat around Gem Lake.
Coyote—Common, especially in Hallowell Park, lower Cub Lake Valley, Moraine Park, lower Beaver Meadows; signs on Deer and Specimen Mountains.
Fox, red—Fairly common at or above treeline, along the Colorado River, and in the Kawuneeche Valley.
Marten—Occasional at Bear Lake, Haiyaha, Fern-Odessa Trail, Lulu City; usually in spruce-fir forest.
Mink—Occasional along higher streams and lakes like Haiyaha.
Weasel, longtail—Occasionally seen above treeline on Trail Ridge at Rock Cabins and Rock Cut; and at woodpiles in lower meadows.
Gnawing Mammals
Beaver—Workings along Glacier Creek in Glacier Basin, in Hallowell Park, Moraine Park, Lower Hidden Valley, Grand Lake Valley. Seen early or late in the day.
Chipmunks (Colorado and Least)—Common everywhere, especially on Trail Ridge and on Gem Lake Trail.
Cottontail—Only at lower elevations. Fairly common in Hallowell Park, Moraine Park, and Beaver Meadows.