Downy vs. Hairy Woodpecker

From Minnesota Valley National Wildlife Refuge:

Downy vs hairy woodpecker - what's the difference?? Size matters - a downy woodpecker is smaller than a hairy. If you see them separately, look at bill size. A downy's is smaller in proportion to its head than a hairy's.

Photo: Downy & hairy woodpeckers courtesy of David Cooper. 




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