Polar bears are unable to adapt their behaviour to cope with the food losses associated with warmer summers in the Arctic. Scientists had believed that the animals would enter a type of 'walking hibernation' when deprived of prey. But new research says that the bears simply starve.

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Submitted July 17, 2015 at 02:07PM by ShakoWasAngry http://ift.tt/1MxIUAl