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 eurasia wildlife exploration habitat arctic marine winter frozen environment animal behavior nature ecosystem cold weather survival sea ice mammals predator indigenous species climate ecosystem balance polar environment ocean ice snow cold climate wildlife conservation biodiversity natural habitat wilderness icy landscape bear watching remote areas arctic exploration animal tracking habitat conservation endangered species ecological balance nature conservation outdoor adventure natural world animal migration polar regions