Polar Bear three months old cub around day-den between trees, on Tundra

polar bear polar cub snow covered ice bear arctic nanook hudson bay snow ursus wapusk np tundra ursus maritimus manitoba winter wilderness denning area carnivore sea ice ice on the move newly born denning site protecting resting maritimus first steps lone predator watching fletcher lake endangered threatened denning playing mother churchill freezing instinct rare priceless young no people funny carring baby cute