Behavior Brief

A roundup of recent discoveries in behavior research

Written byTia Ghose
| 3 min read

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WIKIMEDIA COMMONS, NATURESPICSONLINE

Starved polar bears eat cubs

Polar bears usually stick to seals and other blubbery mammals when looking for their next meal. But cannibalism may be increasing among the animals, according to a study published in the December issue of Arctic. The paper arose when BBC photojournalist Jenny Ross captured a polar bear devouring a cub in the Svalbard Archipelago in July 2010. The polar bear attacked the cub with sharp head bites, then guarded its kill when it spotted an oncoming boat, the Huffington Post reported (gruesome photos included).

This isn’t the first time the majestic animals have been spotted consuming their own kind: in 2009, The Canadian Press reported that up to 8 males were cannibalizing cubs. But this was extremely unusual. Traditionally, polar ...

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