Two polar bears standing upright on their hind legs wrestling each other, Nunavut, Canada

animal behaviour fighting standing isolation solitude strength survival face to face 2 animals nobody linked canada nunavut vertical colour image photography animal chordate vertebrate mammal carnivore bear polar bear extreme terrain land island wilderness area water ice formation pack ice ice snow animal themes nature endangered species scenics wildlife animals in the wild sport wrestling ursus maritimus canadian arctic canadian arctic archipelago