Across
- 4. animals with backbones
- 7. an animal that has about the same body temperature all the time
- 8. a cold-blooded vertebrate that lives in water and has gills, fins, and scales
- 11. a cold-blooded invertebrate with six legs and three body parts
- 12. a cold-blooded vertebrate
- 13. an animal that hunts and eats prey
Down
- 1. animals without backbones
- 2. an animal that is caught and eaten by another animal
- 3. a cold-blooded vertebrate with tough, dry, scaly skin
- 5. the color or pattern that allows something to not be easily seen in its surroundings
- 6. an animal that has a body temperature that changes depending on its surroundings
- 9. a cold-blooded invertebrate with eight legs and two body parts
- 10. when an animal changes form as it grows
