AI Tutor
Imagine looking outside your window on a freezing winter morning and seeing no food anywhere.
Animals can't put on a warm coat from a closet, so they change their actions to stay alive.
A behavioral adaptation is an action or choice an animal does to survive in its home.
What does a songbird do when the air turns chilly and bugs vanish?

Flying South for Food

When autumn arrives, many birds pack up and travel thousands of miles.
Migration means traveling from one home to another as the seasons change to find food and warmer weather.
A tiny ruby-throated hummingbird weighs less than a coin, but it flies non-stop across giant oceans to reach flowers with sweet nectar.
Birds do not choose this trip for a vacation; without migration, they would run out of insects and berries in the snow.
Flying thousands of miles takes lots of energy, so what if an animal is too big or heavy to fly away?

The Long Winter Sleep