Mike Read / Red crested pochard duck male {Netta ruffina} Arundel, Sussex, UK

David Tipling / Red-crested pochard (Netta rufina) male London, England, UK. October

Robin Chittenden / Red-crested Pochard (Netta rufina) Norfolk, England, UK, February.

Jussi Murtosaari / Red-crested pochard (Netta rufina) group of males, Muurame, Finland, March.

David Tipling / Red-crested Pochard (Netta rufina) male on Lake Geneva, Switzerland, March.

David Tipling / Red-crested Pochard (Netta rufina) males on Lake Geneva, Switzerland, March.

David Tipling / Red-crested Pochard (Netta rufina) female on Lake Geneva, Switzerland, March.

David Tipling / Red-crested Pochard (Netta rufina) male on Lake Geneva, Switzerland, March.

David Tipling / Red-crested Pochard (Netta rufina) male on Lake Geneva, Switzerland, March.

David Tipling / Red-crested Pochard (Netta rufina) male on Lake Geneva, Switzerland, March.

David Tipling / Red-crested Pochard (Netta rufina) male on Lake Geneva, Switzerland, March.

Markus Varesvuo / Red-crested Pochard (Netta ufina) in flight. Hungary, May

Markus Varesvuo / Red-crested Pochard (Netta ruffina) in flight. Hungary, May

Markus Varesvuo / Red-crested Pochard (Netta ruffina) in flight. Hungary. May

Hanne & Jens Eriksen / Red crested pochard (Netta rufina) males on water, Oman, January

Laurent Geslin / Red crested Pochard (Netta rufina) male on Lake Leman / Geneva, Switzerland

Ben Hall / Red crested pochard (Netta rufina) washing backlit at last light, Lancashire, UK, February

Benjamin Barthelemy / Red-crested pochard (Netta rufina), Camargue Regional Natural Park, Bouches-du-Rhone, France, April.

Edwin Giesbers / Red-crested Pochard (Netta rufina) male taking a bath in water. The Netherlands, June.

Chris Gomersall / Male Red crested pochard (Netta rufina) on water, Portugal, March

Michel Poinsignon / Red-crested pochard {Netta rufina} male on water, captive, Zoo d'Amnéville, Lorraine, France

Michel Poinsignon / Red-crested pochard {Netta rufina} female on water, captive, Zoo d'Amnéville, Lorraine, France

Paul Hobson / Red crested pochard (Netta rufina) on water, Camargue, France

Alan Williams / Red crested pochard (Netta rufina) male on water, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male on water, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male on water, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male on water, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male calling on water, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male on water with crest up, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male in flight, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male taking off from water, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male bathing, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male in flight over water, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male in flight over water, feral bird, introduced species, Norfolk, UK, March

Alan Williams / Red crested pochard (Netta rufina) male flapping wings on water, feral bird, introduced species, Norfolk, UK, March

Kim Taylor / Red crested pochard (Netta rufina) drake, captive, Sussex, England

Dietmar Nill / Red-crested Pochard (Netta rufina) pair on water, Bavaria, Germany

Graham Eaton / Red crested Pochard (Netta rufina) with head tucked under wing, UK, 2007. Captive bird.

Graham Eaton / Red crested Pochard (Netta rufina) with head tucked under wing, UK, 2007. Captive bird.

Roger Powell / Red-crested Pochard (Netta rufina) Female calling, Tyne and Wear, UK

Roger Powell / Red-crested Pochard (Netta rufina) drakes, Tyne and Wear, UK

Rolf Nussbaumer / Pair of Red-crested Pochard (Netta ruffina) on water, Luzern, Switzerland. April 1995

Rolf Nussbaumer / Male Red-crested Pochard (Netta ruffina) on water Luzern, Switzerland. April 1995

David Kjaer / Red-crested Pochard duck (Netta ruffina) on water, captive UK

Rod Williams / Red crested pochard {Netta ruffina} male, captive, from Eastern europe and Asia

Hanne & Jens Eriksen / Red crested pochard, male {Netta ruffina} Switzerland

Chris O'Reilly / Red crested pochard {Netta ruffina} male, Scotland, UK

Jose B. Ruiz / Male Red crested pochard duck {Netta ruffina} shedding plumage, Spain.

Philippe Clement / Red crested pochard male {Netta ruffina} Belgium

Colin Seddon / Red crested pochard male on water {Netta ruffina} Gloucestershire, UK.

Barry Mansell / Red crested pochard {Netta ruffina} Arizona, USA.

WILLIAM OSBORN / Red crested pochard male on water with crest raised {Netta ruffina} UK

WILLIAM OSBORN / Red crested pochard female on water {Netta ruffina} UK

DAVID TIPLING / Red crested pochard {Netta ruffina} duckling on water, UK

Mark Taylor / Red crested pochard (Netta rufina) drake, digitally enhanced, UK

Mark Taylor / Red crested pochard (Netta rufina) male, UK

Konrad Wothe / Red-crested pochard (Netta rufina) male in flight, Germany. April.

Konrad Wothe / Two Red-crested pochard (Netta rufina) males, swimming on lake between reeds, Germany. March.

Konrad Wothe / Four Red-crested pochards (Netta rufina) with two pairs, swimming on lake, Germany. March,

Roland Seitre / Red-crested pochard (Netta rufina) male, on water, Vevey, Switzerland. May.

David Pattyn / Red-crested Pochard (Netta rufina) male on Lake Geneva, Switzerland, March.

David Pattyn / Red-crested Pochard (Netta rufina) male close-up portrait on Lake Geneva, Switzerland, March.

David Pattyn / Red-crested Pochard (Netta rufina) female on Lake Geneva, Switzerland, March.