Colorado Winter Birds

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Across
  1. 2. Also known as 'snow birds', appearing during just before the first snow
  2. 3. Could be Canada or Cackling
  3. 7. Ground nester with roof and entrance tunnel (Flying Pear)
  4. 8. Also known as a 'baldpate' because of the white "bald" patch on their head
  5. 11. House, Lark, Grasshopper
  6. 12. Bird of Prey
  7. 14. The more 'dee' notes in their call the higher the threat level
  8. 15. This bird is the ancestor of nearly all domestic duck breeds
Down
  1. 1. Mourning, Collared
  2. 3. Somebody get this bird to the sea!
  3. 4. Smart, mimicking introduced species
  4. 5. Tip Tap on the Tree
  5. 6. These birds have incredible dances on the water
  6. 9. Is it a hovercraft or a bird?
  7. 10. These birds eat red pigmented food to gain their reddish head
  8. 13. Migrating Woodpecker