Living Thin

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Across
  1. 5. world of plants, animals, landscape, etc
  2. 7. Has a trunk
  3. 9. require soil, water, and the sun to survive
  4. 10. have scales to help them swim through water
  5. 14. Concerned with the protection of the natural world of land, sea, air, plants and animals
  6. 15. warm-blooded animals that can make their own body heat
  7. 16. plant-eating animal
  8. 17. feathers allow these animals to fly
  9. 18. birds that like to dive underwater
  10. 20. Man's best friend
  11. 21. when lots of water make the plant embryo too big for its seed, so it breaks out
Down
  1. 1. organisms that carry pollen from one flower to another
  2. 2. plants and animals, flora and
  3. 3. Flying mammal
  4. 4. cold-blooded and covered in scales
  5. 6. live both in water and on land
  6. 8. meat-eating animals
  7. 11. Large marsupial
  8. 12. mainly nocturnal bird
  9. 13. makes plants green
  10. 19. Likes to chase mice