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Polar bear (Ursus maritimus) juvenile spreading body weight over thin newly forming pack ice, trying not to break through, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North
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Ancient polar bear remains explained by sea ice and polynyas: my peer-reviewed paper | polarbearscience
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Polar bear spreads its body weight to try and avoid plunging into freezing waters | Daily Mail Online
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