Crossword Puzzle 4

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Across
  1. 3. Helps animals blend into surroundings
  2. 4. Hunts other animals for food
  3. 6. Natural home of an animal
  4. 11. A cold-blooded animal with scales
  5. 15. Can live in water and on land
  6. 16. Animal that eats meat
Down
  1. 1. Wet forest with many animals
  2. 2. Active at night
  3. 5. Warm-blooded animal with hair or fur
  4. 7. Cold, treeless region
  5. 8. Animal that eats plants
  6. 9. Grassland with few trees
  7. 10. A hole animals dig to live in
  8. 12. Animal that is hunted
  9. 13. A system of plants, animals, and environment
  10. 14. Animals moving for food or weather