Milan Radisics / Ducks silhouetted at night on Heroes Square, Budapest, July 2009

David Pattyn / Tufted duck (Aytha fuligula) portrait, sleeping male in breeding plumage. The Netherlands. March.

David Pattyn / Tufted duck (Aytha fuligula) portrait of a male in breeding plumage. The Netherlands. March.

David Pattyn / Tufted duck (Aytha fuligula) portrait of a male in breeding plumage. The Netherlands. March.

Rod Williams / Bronze winged duck {Speculanas specularis} male bathing, captive, from South America

Sean Crane / Spectacled Duck (Speculanas specularis) trio, Torres del Paine National Park, Patagonia, Chile

Barry Mansell / Bronze Wing / Spectacled duck (Anas specularis) feeding on water surface, captive from South America,