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HowStuffWorks on MSNThe Biggest Bear Stands 5 Feet Tall on All Fours (Not Even on Its Hind Legs)Polar bears are one of the largest mammals on land; only the African elephant can tower over the polar bear in this corner of ...
A bear may stand on its hind legs to get a better look ... They are excellent climbers and can often be spied high up on trees, where they feel safe from predators and other prying eyes.
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