Wendy Paulson’s Birds of Barrington | Black-billed Cuckoo I probably would not have chosen the black-billed cuckoo (Coccyrus erythropthalmus) to profile in Birds of Barrington for some years (when I was running out of species!), as it’s a secretive bird, May 28, 2016 Birds of Barrington/Birds of Barrington Illinois/Conservation/Contributors/Nature & Wildlife/Things to Do/Wendy Paulson/Wildlife