Chicken Systems Anatomy

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Across
  1. 4. Absorption of nutrients from food
  2. 7. The size of this is an indication of the amount of testosterone in the body
  3. 8. The stomach
  4. 9. Mechanically grinds up food
  5. 10. Located on feet and legs
Down
  1. 1. Red growth underneath the beak
  2. 2. Birds have one of these instead of lips and teeth
  3. 3. Fermentation of any left over food
  4. 5. Flexible tube that connects the mouth to the crop
  5. 6. Nostrils located on the beak
  6. 8. Outer covering of a bird's body
  7. 11. Moisten and temporary storage of food