VERTEBRATES & INVERTEBRATES

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Across
  1. 2. Without me alive all humans will die
  2. 4. We make a delicious meal- we do not lay eggs on land
  3. 8. I live in land and water- our Fertilization is internal
  4. 9. A female marvel character is named after me
  5. 10. Creature with soft body and hard shell
Down
  1. 1. I have colourful wings and i am an insect that flies
  2. 3. I am a small rodent who are many people's pet
  3. 5. I have spikes on my back used to protect myself from predators
  4. 6. I live in water/land- some of us have wings
  5. 7. Crustacean that lives in the ocean