Muskox posing in fall tundra near the Dalton Highway in Alaska.
Dall sheep ram posing on a boulder against blue sky on Primrose Ridge in Denali National Park Alaska sky on Primrose Ridge in Denali National Park Alaska.
Caribou with antlers covered in velvet posing in Denali National Park Alaska.
Two cubs-of-the-year staying close to their mother in Wapusk N.P. near Churchill, Manitoba, Canada.
This Polar Bear Mother with her three-month-old cub exiting their den in Wapusk National Park south of Churchill Manitoba Canada near the Hudson Bay.
Polar bear cub poking its head out of the den in Wapusk National Park near Churchill, Canada.
Wild Female wolf checking out the sound of the camera shutter in Ontario Canada.
Wild wolf posing late in the evening in Lamar Velley in Yellowstone National Park Wyoming.
These two grizzly bear cubs-of-the-year are standing on a bear path in Lake Clark National Park in Alaska looking at their mother a few yards away.
Three- month-old polar bear cubs keeping close to their mother in Wapusk National Park south of Churchill Manitoba Canada near the Hudson Bay.
Grizzly bear fishing in the Fishing Branch River at the foot of Bear Cave Mountain in the Yukon Territory Canada.