Black-bellied Whistling-duck

Dendrocygna Autumnalis

by Barbara Yohai Pleasants, Brian Harrington, Clarence Stuart Houston, David G. Ainley, Donald Alan McCrimmon, Douglas A. Gross, Grant Gilchrist, Hugh E. Kingery, J. Dale James, John H. Giudice, Jonathan Lee Atwood, Joseph R. Jehl, Kevin Patrick Eckerle, Kristine Johnson, Leigh H. Fredrickson, Nanette W. H. Seto, P. Dee Boersma, Peter E. Lowther, William Leo Hohman · 2001