nutrition in animals

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Across
  1. 2. protection
  2. 4. food habit
  3. 8. largest gland
  4. 10. tearing teeth
  5. 11. hardest covering
  6. 12. breakdown of food
Down
  1. 1. amoeba
  2. 3. absorbed food
  3. 5. flap
  4. 6. six years
  5. 7. four chambered stomach
  6. 9. finger like projections