Polar Bear , Ursus Maritimus , Which Means " Sea Bear " . Male Polar B ...
Stockphoto ID: 2630656
File name: Manitoba_Churchill_PolarBears_1408.jpg
Format: digital, 4000+ pixels longest side
Property release: no Model release: no
Source: photographer Based in: Australia
Description: Polar bear , Ursus maritimus , which means " sea bear " . Male polar bears sharing each others company . Adult male polar bears weigh from 775 to more than 1 , 500 pounds , 350 to more than 680 kilos . They have been fasting for 8 months . When Hudson Bay freezes over they will leave the tundra and hunt for Harp Seals for 4 months of winter .