Ichthyology Crossword Puzzle

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Across
  1. 2. an animal that consumes already dead animals
  2. 4. the fins used to help the shark steer
  3. 7. this shark has a very long caudal fin
  4. 8. one of the few ground sharks we have studied
  5. 9. another way to say "tail fin"
  6. 11. the organ a shark breathes through
  7. 12. an animal at the top of the food chain
  8. 17. sharp scales that make up shark skin
  9. 18. to live near the shore
  10. 20. a species of shark with a sharp nose
  11. 21. scientific word for "meat eater"
  12. 23. a force of friction in the water
Down
  1. 1. a species of shark shaped like a tool
  2. 3. the fin on top of the shark's body
  3. 5. shark skeletons are made of this
  4. 6. what sharks get from the water to breathe
  5. 10. the ocean between Canada and Europe
  6. 13. scientific word for "fish eater"
  7. 14. the membrane that lets sharks blink
  8. 15. scientific word for "bottom-dwelling"
  9. 16. an aggressive shark that can live in fresh water
  10. 19. the ocean between Canada and Asia
  11. 22. a kind of shark with two spines on its back