Across
- 2. has hair or fur
- 6. a dwarf planet
- 8. living and nonliving things coexist
- 11. any living thing
- 12. group of the same species
- 14. eats plants and animals
- 15. eats plants
- 18. makes their own food
- 20. maintains constant body temp
Down
- 1. no backbone
- 3. a frog is an example
- 4. eats animals
- 5. body temp that varies with environment
- 7. number of planets
- 9. having a backbone
- 10. all populations living in the same area
- 12. is hunted for food
- 13. has gills
- 16. similar to pluto
- 17. preys on other animals
- 19. eats other living things for energy