Animal Structures

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Across
  1. 2. Have no teeth but use their beaks instead
  2. 5. Circulates materials through the body
  3. 8. the digestive structure that absorbs useful parts of the food
  4. 10. Pump made of muscles
  5. 11. Have blue blood
  6. 12. Take in water through their skin
  7. 13. Carry blood back to the heart
Down
  1. 1. Has mouth parts shaped like scissors
  2. 3. Balloon like structures that take in air and release waste
  3. 4. Process of breaking down food
  4. 6. Moves materials through animal's bodies
  5. 7. Digestive structure lined with muscles that stir the food and mix it with more digestive juices
  6. 9. removes water from the undigested food