Polar Bears and Global Warming

Diet

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    Polar bears mainly eat ringed and bearded seals. Polar bears also eat harp and hooded seals depending upon their location. Polar bears eat reindeer, small rodents, sea birds, waterfowl, fish, eggs, vegetation, kelp, and berries. They also scavenge on carcasses of beluga whales, walruses, narwhals, and bowhead whales. Occasionally, polar bears will kill and eat beluga whales and baby walruses. When food isn't available polar bears will eat anything they find. From eating each other to eating human garbage.

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Geographic Range

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    Polar bears are found throughout the ice-covered waters of the circumpolar Arctic (The United States (Alaska), Canada, Russia, Denmark (Greenland), and Norway). Most polar bears are found in the annual ice over the continental shelf and island archipelagos that surround the polar basin. Polar bears that have all-year access to sea ice, hunt year-round. In areas where sea ice melts completely in the summer, polar bears spend months using up their stored fat until the ice freezes back up. Use of land during ice-free seasons has been increasing in certain locations.