Adult female polar bear (Ursus maritimus) rolling in snow to clean its fur on multi-year ice floes in Franz Josef Land, Russia, Eurasia

polar bear ursus maritimus russia eurasia adult female snow ice floes cleaning wildlife arctic animal behavior natural habitat cold environment winter fauna fur maintenance ecosystems wildlife conservation natural world frozen landscape marine mammal polar habitat snow rolling climate adaptation bear behavior arctic region ice tundra animal welfare outdoor exploration nature wild animal fur coat icy terrain natural cleaning white bear arctic wildlife serene majestic native species ice floe habitat protection fauna conservation arctic conservation snow covered north pole female bear organism