Across
- 4. A_____ is a large marine mammal.
- 5. Reptiles are ____-blooded animals
- 7. This animals breath with gills
- 9. Animals that have these are called vertebrates.
- 11. This reptile sometimes hides inside its shell.
- 14. Which anilals is not a reptile: snake, iguana, or frog.
- 15. Fish are covered with these
- 16. Ostrich and ______ are types of birds that can't fly.
Down
- 1. Both mice and men are types of _______.
- 2. Birds have no _____.
- 3. All mammals feed thier young this
- 5. Even with its mouth closed, you can see all of this reptile's sharp teeth.
- 6. Baby reptiles are hatched from these.
- 8. Can alligators be found in the northern part of the United States or the southern part?
- 10. You can tell an alligator and crocodile apart by the shape of their____
- 12. A _____ is a bird of prey.
- 13. Poisonous snakes inject their venom using thier_____