Hibernation and Migration

Why do trees lose their leaves in autumn (fall)?

• less sunlight means less food for the plant

• more sunlight means more leaves

• too much chlorophyll

• gravity gets stronger

During winter some trees lose their leaves and stop growing to save energy. This is called _______________.

• migration

• dormancy

• dying

• hibernation

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What is hibernation?

• When an animal goes to a warmer place in the winter.

• When an animal goes into a deep sleep in the winter.

• When an animal plays in the winter.

A groundhog is one animal that hibernates during winter. What would the groundhog need to do BEFORE winter comes?

• migrate to a new environment

• eat a lot of food to store fat

• stop drinking water

• all of the above

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What happens when animals migrate?

• They stay in the same environment

• They go to sleep

• They travel to another place far away

• They store food

What do these animals do in the winter?

• play

• hibernate

• migrate

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Adaptations like hibernation and migration are called ______________.

• physical adaptations

• behavior adaptations

• basic needs

• changes