Warblers

From the U.S. Fish and Wildlife Service Midwest Region:

There are 54 species of warblers in North America. More than 30 species can be found in the Midwest! Learn more: http://bit.ly/WarblerFacts

Photo: Black-and-white warbler courtesy of Kelly Colgan Azar/Creative Commons. https://flic.kr/p/bVrbTy