Great Horned Owl, Alaska Zoo, Anchorage, Alaska, USA

Gray Wolf in the Foothills of the Takshanuk Mountains, Alaska, USA

Polar Bear Standing on Pack Ice of the Arctic Ocean, Arctic National Wildlife Refuge, Alaska, USA

Gray Wolf in Foothills of the Takshanuk Mountains, Alaska, USA

Brown Bear with Salmon Catch, Katmai National Park, Alaskan Peninsula, USA

Bison Bull Grazes in a Meadow in Yellowstone National Park, Montana, USA

Joshua Tree at Sunset in Joshua Tree National Park, California, USA

Northern Lights, Aurora Borealis, Brooks Range, Arctic National Wildlife Refuge, Alaska, USA

Bison Bull Grazes in a Meadow in Yellowstone National Park, Montana, USA

Brown Bear with Salmon Catch, Katmai National Park, Alaskan Peninsula, USA

Sow with Cub Eating Fish, Rainforest of British Columbia

Sow with Cub, Rainforest of British Columbia