Muskox posing in fall tundra near the Dalton Highway in Alaska.
Bull moose in fall color of tundra in Denali National Park Alaska.
Pine Marten in tree Bear Cave Mountain in the Yukon Territory Canada.
The riviting gaze of a lynx as he walks out of the forest and onto a remote logging road in British Columbia.
Arctic fox feeding on the remains of a caribou that was killed during the night by a pack of wolves during the night on Fletcher Lake in Wapusk National Park, Manitoba, Canada
Blue phase Arctic Fox kit posing in a bed of lupines on St. George part of the Pribilof Islands Alaska.
Bull elk with frost on its back posing at sunrise in Gibbon Meadows in Yellowstone National Park Wyoming.
Black bear foraging for food in early spring in Cades Cove, Great Smoky Mountains National Park, Tennessee
Dall sheep ram posing on a boulder against blue sky on Primrose Ridge in Denali National Park Alaska.
Bull moose posing Anchorage Alaska.
Head shot of bull moose on the Power Line Trail, Chugach State Park, Alaska.
White Arctic Fox posing in the snow near Churchill Manitoba Canada.
Grizzly bear cub sitting on the shore of the Chilko River in British Columbia, Canada.
Grizzly bear sticks its head out from the cover of the green foliage along the Nakina River in British Columbia Canada.
Grizzly bear sow with her cub-of-the-year in tall grasses of Lake Clark National Park in Alaska.