Under Water World

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Across
  1. 4. Very friendly to humans
  2. 6. Can become a pet
  3. 11. Not a animal or plant
  4. 12. Is poisonous
  5. 13. will sting you
  6. 16. lives in the artic
  7. 17. Is a water mamml
Down
  1. 1. Not a cucumber
  2. 2. Special fish that lives in a plant
  3. 3. Is a stingray
  4. 5. Very cute
  5. 7. Edible and delicious
  6. 8. Spiky, spiky, spiky
  7. 9. Comes out at night
  8. 10. Hard shell
  9. 14. Used on sushi
  10. 15. Likes to bite