Polar bears have a thick layer of fat below two layers of fur that help trap their internal body heat. According to Polar Bears International, these layers keep them so warm that adult males can ...
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Here’s Why Polar Bears Don’t Hibernate Despite Enduring Long Winters
One might think that the polar bear would be an ideal candidate for hibernation because it has to endure such long and harsh ...
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How Do Polar Bears Keep Ice Off Their Fur? New Study Reveals the Secret—and It Could Improve Technology
Polar bears don’t have to worry about skipping a wash day. The sebum, or natural oil, on the mammals’ fur helps them survive the harsh Arctic weather by making it hard for ice to stick to them, ...
A polar bear near Kaktovik, Alaska. New research reveals how polar bears keep ice off their fur. Alan Wilson via Wikimedia Commons under CC BY-SA 3.0 Polar bears don’t have to worry about skipping a ...
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