Polar Bear diving from pack ice into the waters of the Arctic Ocean near Svalbard.
Walrus swimming toward iceberg in the Arctic Ocean near Svalbard.
Composite image of a polar bear leaping across an ice floe 500 miles from the North Pole north of Svalbard.
Composite image of a polar bear silhouette at sunset and aurora reflected in Beaufort Sea, Kaktovik Alaska.
Grizzly bear cub-of-the-year carefully walking on a log in Lake Clark National Park Alaska.
Male grizzly bear displaying claws while walking through the water in Silver Salmon Creek in Lake Clark National Park in Alaska.
Grizzly bear scratching its chest on a tree near Nakina River in British Columbia Canada.
Grizzly bear scratches its back on a tree near the Nakina River in British Columbia Canada.
Grizzly bear walking along the shore of the Fishing Branch River at the base of Bear Cave Mountain in the Yukon Territory Canada
