Polar Bear

The Polar Bear (Ursus maritimus) is a bear that lies largely within the Arctic Circle encompassing the Arctic Ocean. a Boar (adult male) weighs around 350–700 kg (770–1,540 lb) while a Sow (adult female) is about half that size. with many body characteristics adapted for cold temperatures, for moving across snow, ice and open water, and for hunting Seals which make up most of its diet. Polar Bears are born on land, they spend most of their time on the sea ice. Polar Bears hunt their food of seals from the edge of sea ice
distribution
The polar bear is found in the Arctic Circle they range from the Beaufort Sea south to Hudson Bay and east to Baffin Bay in western Greenland.
The usual range includes the territory of five nations Denmark (Greenland) Norway Russia The United States (Alaska) and Canada Bears sometimes swim to Iceland from Greenland
Habitat
The Polar Bear spends many months of the year at sea. Its habitat is the annual sea ice covering the waters over the continental shelf and the Arctic inter-island archipelagos. 
Hunting and diet
The Polar Bear's diet is Seals. The Arctic is home to millions of seals Polar bears have also been seen to prey on Beluga Whales and Narwhals