Across
- 4. the condition of being different
- 6. a living thing (as a green plant) that makes its food
- 9. in danger of becoming extinct
- 12. a system made up of an ecological community of living things
- 13. an animal that eats meat and plants
- 14. an animal that lives by killing and eating other animals
- 16. the place where a plant or animal naturally lives or grows
- 17. an animal hunted or killed by another animal for food
Down
- 1. an animal that no longer exists
- 2. a flesh-eating animal
- 3. a series of events or operations that happen again and again
- 5. adapted to a use or purpose; being the right fit
- 7. a careful preservation and protection of something
- 8. a plant-eating animal
- 10. change in an organism that fits it better for its environment
- 11. an organism that feeds on and breaks down dead plant or animal matter
- 15. a living person, plant, or animal