Across
- 1. Protects trees from bad weather during winter.
- 2. A group that birds travel in.
- 6. Going into a deep sleep for all of winter.
- 7. A season that is cold and snowy.
- 8. During winter _________ hours are short.
- 9. Winter is one of four_________.
Down
- 1. Fish, insects and _______ all fly south during winter.
- 3. These form in clouds and have six sides.
- 4. Something animals may do in winter so they can find food or stay warm.
- 5. The earth travels around the _______.