Christmas Bird Count: Is that Two Turtle Doves or One?

From Treehugger:

Barred owl photo by Glenn Tepke for Audubon Society

It's time for the 110th Christmas Bird Count, the annual holiday tradition when tens of thousands of volunteers, from Alaska to Antarctica, look and listen for birds, counting populations for researchers. The National Audubon Society organizes the CBC, tracking species from mid-December to January 5 for the season's yearly bird census. You can even do it from a feeder. So where are the six geese a-flyin'?

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