​Introduction

                         The polar bear is belong to

                      the Ursus maritimus, It name

                   in English and Chinese is

            polar bear/北极熊.

​  

  Polar bear is a tertiary consumers in the food chain, that means they are apex predators in their habitat, they built for these conditions from fur to skin, to paws and claws, although those are fact about the polar bear. But there are a fact that make me really surprise! Do you now? Polar bear's skin inside is actually black, their fur looks white because their fur is transparent, it can help those them mislead those seals and hunt them.