Aquatic Animals

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Across
  1. 3. Animals that live in water are called.
  2. 4. Animals with a backbone are called.
  3. 7. The human body is made up mainly of
  4. 8. This part of the food you can not digest helps to remove waste from the body
  5. 9. Mammales feed their young with.
Down
  1. 1. parasitic plant.
  2. 2. The number of stages in a grasshopper's life cycle
  3. 5. A cold-blooded animal.
  4. 6. Egg shell contains.