It's difficult for all living things to get through the winter. One ingenious method that nature has come up with to help animals get through the winter is hibernation. Slowing down the body avoids wasting energy. This means that animals can survive on the food they've already stored in their bellies.
Wouldn't it be lovely if we humans could hibernate too?
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Looking for more animal and sleep facts? Then our post about animal sleep habits will be perfect for you!