Black bears and grizzlys are park inhabitants. You might see a grizzly from the end of the Cameron Lakeshore Trail. Black bears are often seen along Red Rock Parkway. Mule Deer are common, and are usually seen around Waterton village and in the campgrounds. White-tailed deer are more common on the prairie lands and in aspen groves.
Elk are usually at higher elevations during summer months.
Bighorn Sheep are often seen in the village, and at Red Rock Canyon. You have to climb up a mountain to get a glimpse of the park's elusive mountain goats. Smaller mammals include red squirrels, ground squirrels, and three species of chipmunks. Camping Three campgrounds with services are located in the park. Crandell Campground is found along the Red Rock Parkway, in the Blakiston Valley.