Hibernation

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Hibernation is a state of inactivity. Some animals hibernate, usually during the winter, when food is short. The fall into a slepp-like state. They can regulate their metabolism to consume less energy. They lower their body temperature, and slow their breathing (and other vital functions). During hibernation, the body consumes some fat (which the animal has typically gathered in summer and autumn).

Typical animals that hibernate are bats, ground squirrels (like marmots), hedgehogs, and marsupials.

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