How a Black Bear Wakes Up from a Long Winter's Nap - Cool Green

A black bear spends the winter without eating, drinking, urinating or defecating. And yet it emerges strong as ever.

How a Black Bear Wakes Up from a Long Winter's Nap - Cool Green Science

Black bear, Size, Weight, Habitat, Diet, & Facts

Black Bear

As Winter Warms, Bears Can't Sleep. And They're Getting Into Trouble. - The New York Times

Bear hibernation: More than a winter's nap

Asian black bear - Wikipedia

7 facts about Black Bears - Parks Blog

Why Do Some Animals Hibernate?

Bear Hibernation: The Science of Bears' Winter Naps - Backpacker

Bear Hibernation: The Science of Bears' Winter Naps - Backpacker

Sun Bear: World's Smallest Bear Has Surprisingly Human Traits - Cool Green Science

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Black Bear Fact Sheet, Blog, Nature

Why Amazing Discoveries About Bear Hibernation May Help Improve Human Health, Science