MARINE DISCOVERY CROSSWORD PUZZLE

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Across
  1. 4. I have a hard shell on my back
  2. 6. Largest mammals in the world
  3. 8. I have 8 legs and i shoot ink when i feel threatened
  4. 10. Have two long tusk and whiskers
  5. 11. A long,thin and snake-like fish that can be found in marine and freshwater
  6. 12. Fish use these to breathe oxygen from the water
  7. 13. Have two wings, but can't fly
Down
  1. 1. Clams,oyster and scallops are in this phylum
  2. 2. I live in the ocean and im the smartest mammals in the ocean
  3. 3. I walk sideways and i pinch very hard by using my claws
  4. 5. A creature with a bell-shaped body and a head with tentacles
  5. 7. I am fierce meat eater and have a lot of teeth
  6. 8. I often have a pearls inside of me
  7. 9. The larger body of salt water that cover most of the Earth's surface