Animals

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Across
  1. 1. - body covering (similar to hair)
  2. 4. - food system
  3. 7. - skeleton system
  4. 8. - digests food
  5. 9. - on a bird
Down
  1. 2. - breathing system
  2. 3. - helps us breathe
  3. 5. - blood system
  4. 6. - pumps blood
  5. 7. - snake skin