Polar Bears, Cape Churchill, Manitoba, Canada

“In late November, land-locked polar bears gather along the Hudson Bay to await the formation of Arctic ice so they can return to their seal-hunting grounds for the winter.” -- Nature's Best photographer, Alan Zipp.

See more beautiful ocean photos in our slideshow of winners from the 2010 Nature's Best Ocean Views photo contest.

Two polar bears at Cape Churchill in Manitoba, Canada

Alan Zipp/Nature’s Best Photography