Article: A long winter sleep. (Our World).(hibernation)

Many animals hibernate (HIGH-behr-nayt) during the winter. When an animal it goes into a deep sleep. Animals hibernate when the weather gets cold and it is hard to find food. Animals like frogs, chipmunks, and bears hibernate.

How Do Animals Hibernate?

Brown Bears

In the fall, brown bears eat a lot of food. They eat berries, plants, and fish. Bears eat to build up fat. By the end of the fall, the bears start to hibernate in dens, which are caves or openings in the ground. They breathe slower and their hearts beat slower. They don't need to eat or drink because they use their fat to stay alive.

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Chilly ...

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