北极熊

2017-06-09 13:55:54 | 

北极熊

 名:Ursus maritimus  

英文名:Polar Bear

 类:食肉目 熊科

 布:主要分布在北极海岸、欧洲冰海和北美。

生活习性:生活在北冰洋附近有浮冰的海域。一般单独生活,善于游泳和潜水,游速6.5公里/小时。性凶悍,极耐寒。食物主要是环海豹、海鱼等,有时也会吃腐肉。在夏季它们偶尔也会吃点浆果或者植物的根茎。一般3-5月发情交配,孕期8个月,每胎产1-4仔。寿命约40年。

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. Mothers pregnancy remains 8 months. On average, each litter has 1-4 cubs, whose lifespan could be around 40 years.