学 名：Ursus maritimus
分 类：食肉目 熊科
Scientific Name：Ursus maritimus
English Name：Polar Bear
Category：Carnivora UrsidaeDistribution：Arctic coast, Glaciomarine in Europe and North AmericaHabits and Characteristics：Polar Bears life there is ice near Arctic Ocean. They usually live solitary lives and are expert at diving and swimming, reaching 6.5 km/h. Fierce and cold-resistant, they hunt ringed seals and sea fish to make up most of their diets. They are scavengers occasionally, while feeding on berries and roots in summer. Courtship and mating take place from March to May. Mother’s pregnancy remains 8 months. On average, each litter has 1-4 cubs, whose lifespan could be around 40 years.