Downy Woodpecker (Picoides pubescens)
Drumming: 10-15 strikes, lasting slightly less than 1 second, about half the speed of the Hairy Woodpeckers drumming (Stark 1998).
Downy Woodpecker drumming, April 10, 2010, Washington County, WI.
Stark, R. D., D. J. Dodenhoff, and E. V. Johnson. 1998. A quantitative analysis of woodpecker drumming. Condor 100:350-356