Across
- 3. an animal's natural home
- 5. respect
- 7. dirt in the air, water, or soil
- 10. a lion is a ___ of cat
- 12. black and white Antarctic bird
- 13. a very long time
- 16. our home planet
- 17. WWF: World ___ Fund
- 19. ___ warming
- 20. destiny
Down
- 1. big cat, orange and black
- 2. Mother ___
- 4. 1,000,000,000
- 6. If all animals of a species die, they are ___.
- 8. using things again, good for the environment
- 9. large fish, popular food for humans
- 11. Would you care more if I was a ___?
- 14. a small river
- 15. ___ change
- 18. ___ bear, very large and white
