Students observe woodchucks in their area. In the summer, students observe that woodchucks eat a lot of plants. In the winter,
students observe that woodchucks live in their burrows and are seen less often. The picture shows a woodchuck in its burrow.
Which change that helps a woodchuck survive the winter did students observe?
O A Woodchucks migrate to survive the winter.
O B. Woodchucks hibernate to survive the winter.
O c. Woodchucks eat a different kind of food in the winter.
O D. Woodchucks grow thicker fur to keep them warm in the winter.