Canning River Delta
Members of the Central Arctic caribou herd congregate at the edge of the Arctic Ocean where the cold breeze gives them relief from the mosquitos, Canning River Delta, Alaskan Arctic.
Brown bears feed on a whale carcass on Unimak Island, Aleutian Islands, Alaska
Polar Bears on the move
As the ice in the Beaufort Sea retreats, polar bears follow the ice's edge to hunt for food, jumping from ice sheet to ice sheet when they can. Once the ice is completely gone, bears often need to swim enormous distances to land.