Birds

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Across
  1. 4. this is the state bird in seven US states
  2. 6. the largest bird in the world
  3. 7. this large, flightless bird is extinct
  4. 9. a group of geese on the ground
  5. 10. large eyes and sensitive ears allow this bird to hunt at night
  6. 11. Birds are the only animals that have these
  7. 12. this bird cannot fly but spends 75% of its time underwater
  8. 13. this bird can flybackwards
  9. 15. a bird of preys sharp, hook-like toenails
  10. 17. the largest songbird in North America
Down
  1. 1. this bird eats with its head upside down to strain water out of its food
  2. 2. this birds mimics the sounds of other birds
  3. 3. when birds move from one region to another according to seasons
  4. 5. birds evolved from these animals
  5. 8. this bird is a scavenger
  6. 14. a bird of prey
  7. 15. Benjamin Franklin wanted this to be the National bird
  8. 16. the temperature classification of birds