Across
- 2. When people or some animal run they do what to cool down.
- 3. Elephants have that to cool them down.
- 6. Active Warn-blooded animals can stay what bering the winter and summer.
- 7. An endothermic vertebrate in the class mammal that has hair and produces milk.
- 9. Exoskeleton you can find them on beaches most of the time they have nothing in them.
- 10. Able to maintain a constant body temperature by internal means; warm-blooded.
- 13. Wolfs use this to stay warm.
- 14. What some animals do in winter so that they don't freeze to death.
- 16. Bears do this in the winter.
- 17. Cold-blooded animals don't have to do what as much as warn-blooded animals.
- 18. Endoskeleton it eats mice and other rodents.
Down
- 1. Ectothermic animals go toward the opposite what of there body.
- 2. If cold-blooded animals are to hot or cold they are what.
- 4. Endoskeleton it has strong skin and nose and it is big.
- 5. An ectothermic vertebrate in the class Amphibia that usually lives in the water when young but many live on land when an adult.
- 8. Frogs do this during summer and spring.
- 11. Not able to maintain a constant body temperature by internal means; cold-blooded.
- 12. Exoskeleton it has hard skin/shell and is small.
- 15. Sea lions do what t stay cool.