White-backed Duck
Thalassornis leuconotus

see larger image White-backed Duck Thalassornis leuconotus North Carolina Zoo - Asheboro, NC © 2006 Jeff Whitlock see larger image White-backed Duck Thalassornis leuconotus North Carolina Zoo - Asheboro, NC © 2006 Jeff Whitlock see larger image White-backed Duck Thalassornis leuconotus North Carolina Zoo - Asheboro, NC © 2006 Jeff Whitlock

Related Links
Flickr - may have photos
Wikipedia - may have a species page