A lone adult emperor penguin (Aptenodytes forsteri) on sea ice in the Gullet between Adelaide Island and the Antarctic Peninsula, Antarctica, Polar Regions

A lone adult emperor penguin (Aptenodytes forsteri) on sea ice in the Gullet between Adelaide Island and the Antarctic Peninsula, Antarctica, Polar Regions

Bull southern elephant seal (Mirounga leonina) on South Georgia Island, Southern Ocean

Adult male polar bear (Ursus maritimus), on multi-year ice floes off the eastern coast of Spitsbergen in the Svalbard, Norway

Caucasian cowgirl riding horse in rural field

Caucasian cowgirl riding horse in rural field

Polar Bear (Ursus Maritimus)

Alaska, Gray wolf stalking prey in deep winter snow.

Alaska, Gray wolf stalking prey in deep winter snow.