Bird Watcher's Puzzle

12345678910111213141516171819202122
Across
  1. 1. Large water bird that honks
  2. 3. Bird with a red breast
  3. 7. Tropical bird that mimics speech
  4. 10. A group of birds together
  5. 12. Hard mouth part of a bird
  6. 13. Small brown city bird
  7. 14. Used for flying
  8. 16. Sharp nail on a bird's foot
  9. 17. Water bird with webbed feet
  10. 18. Covers a bird's body
  11. 20. Flightless bird in tuxedo colors
  12. 21. A bird's home
  13. 22. Small bird with a "dee-dee-dee" call
Down
  1. 2. To fly high without flapping
  2. 4. Wise bird that hunts at night
  3. 5. To fly south for winter
  4. 6. Hunter bird with sharp eyesight
  5. 8. Sharp claw of a raptor
  6. 9. Large bird of prey, USA symbol
  7. 11. Largest flightless bird
  8. 12. A common blue backyard bird
  9. 13. Graceful, white water bird
  10. 15. Laid by birds
  11. 19. Sound a small bird makes
  12. 20. An animal hunted for food