Chapman, Frank M. (Frank Michler), 1864-1945.Chapman Expedition to the Canal Zone (1931-1935)2005-10-062005-10-061935http://hdl.handle.net/2246/990p. 471-525 p. : ill. ; 24 cm.Includes bibliographical references.14315345 bytesapplication/pdfen-USQH1 .A4 vol.68, art.7, 1935Manacus vitellinus vitellinus -- BehaviorPipridae -- Behavior -- Panama -- Barro Colorado Island.Courtship in animals.Birds -- Behavior -- Panama -- Barro Colorado Island.Birds -- Panama -- Barro Colorado Island.text