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Across 1. when something changes its color or pattern to help it blend in with the environment 5. a period of no activity 6. to act on or in close relation with each other 8. the natural place where a plant or an animal lives 9. when animals adapt to the cold weather by going into a deep sleep to survive the winter without food 10. spring, summer, fall, and winter

Down 2. a change an animal goes through to fit its environment 3. the surroundings in which a plant or animal lives, 4. the external surroundings in which a plant or animal lives, 7. when animals move from one place to another as a result of temperature changes