Avian Crossword

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Across
  1. 4. Also known as the vent
  2. 5. Nectar-eater
  3. 6. Intelligent, loud, small parrot
  4. 8. Largest of the parrots
  5. 9. Body and wing feathers
  6. 12. Common name for muscular stomach
  7. 13. Parrot with sexual dimorphism
  8. 18. Type of parrot that often bonds to only one gender
  9. 19. Immature, blue-colored feather
  10. 20. Bird voice box
  11. 21. Nervous, social cage ornament bird
  12. 22. Class of birds
  13. 23. African _______ parrot
Down
  1. 1. Name for a bird's first digit
  2. 2. Small parrot from Australia
  3. 3. Hookbill
  4. 6. Hollow feather shaft that attaches to the bird
  5. 7. Feather tracks
  6. 9. Type of bird with powder down
  7. 10. Normal body condition score in a bird
  8. 11. Number of hours it takes to form an egg
  9. 14. Type of muscle found in a bird's eye
  10. 15. Feather barbs attach here
  11. 16. Method of providing nutrition
  12. 17. Restraint technique or aid