As Their prey is aquatic, polar bears are great swimmers, and they're even recognized to get rid of beluga whales. In swimming, the polar bear works by using only its front limbs, an aquatic adaptation present in no other 4-legged mammal. Polar bears are opportunistic along with predatory: they are https://www.youtube.com/channel/UCCoZfLHRsYsRsVHqS-CSAWA