The Club-winged Manakin, found in the forests of Ecuador, appears at first glance to be no different than the average bird; but according to researcher Kim Bostwick, it is one of the most unique animals on the planet. Its wings act as instruments, producing a loud, distinctive sound that you would never expect to hear from wings. Most birds are vocalists. How and why does the Club-winged Manakin communicate using its wings?