As Their prey is aquatic, polar bears are great swimmers, and they're even regarded to get rid of beluga whales. In swimming, the polar bear utilizes only its front limbs, an aquatic adaptation located in no other four-legged mammal. Polar bears are opportunistic and predatory: they will eat dead fish https://www.youtube.com/channel/UCCoZfLHRsYsRsVHqS-CSAWA