Adult female polar bear (Ursus maritimus) walking on multi-year ice floes in Franz Josef Land, Russia, Arctic Ocean, Eurasia

polar bear ursus maritimus adult female walking ice floes arctic ocean russia wildlife nature arctic eurasia habitat marine ecosystem climate cold environment survival stranded polar environment animal behavior native species tundra conservation cold climate coastal area ice habitat animal migration ecosystem balance sea ice winter environmental changes remote location remote ecosystems ice breaking solitary animal outdoors predator carnivore frozen landscape arctic exploration frozen terrain adaptation snow white fur terrestrial mammal habitat loss natural habitat pristine environment arctic region