Polar bear cub poking its head out of the den in Wapusk National Park near Churchill, Canada.
Polar bear leaping across an ice floe 500 miles from the North Pole north of Svalbard.
Sequence of seven images capturing a polar bear climbing the face of an iceberg on Baffin Island, Canada.
Sequence of seven images capturing a polar bear climbing the face of an iceberg on Baffin Island, Canada
Three of a total of seven images capturing a polar bear climbing the face of an iceberg on Baffin Island, Canada.