John Waters / Slow motion clip of a mixed flock of Teal (Anas crecca) and Wigeon (Anas penelope) landing in a lake, Greylake RSPB Reserve, Somerset Levels, England, UK, February.

John Waters / Mixed flock of Wigeon (Anas penelope) and Northern lapwings (Vanellus vanellus) disturbed by hunting Marsh Harrier (Circus aeruginosus), Greylake RSPB Reserve, Somerset Levels, England, UK, December.

John Waters / Slow motion clip of a Wigeon (Anas penelope) preening, Catcott Lows Nature Reserve, Somerset Levels, England, UK, December.

Nick Upton / Panning shot of partially flooded pastureland with large flocks of Wigeon (Anas penelope), Lapwings (Vanellus vanellus) and Golden plover (Pluvialis apricaria) in flight, Gloucestershire, England, UK,...

Nick Upton / Panning shot of a flock of Lapwings (Vanellus vanellus) landing on partially flooded pastureland near resting Black-tailed godwits (Limosa limosa) and grazing Wigeon (Anas penelope), Gloucestershire,...

Mike Read / Eurasian wigeon (Anas penelope) two males and two females on shallow water, Catcott Lows, Somerset, England, February

Mike Potts / Eurasian Widgeon (Anas penelope) flock take flight from grazing area, Llanfairfechan, Gwynedd, North Wales, UK February

Mike Read / Eurasian wigeon (Anas penelope) pair on pool. Greylake Nature Reserve, near Othery, Somerset Levels, England, UK. February.

Mike Read / Eurasian wigeon (Anas penelope) flock in flight over Greylake Nature Reserve, near Othery, Somerset Levels, England, UK. February.

Mike Read / Eurasian wigeon (Anas penelope), Common teal (Anas crecca) and Northern shoveler (Anas clypeata) flock in flight. Greylake Nature Reserve, near Othery, Somerset Levels, England, UK. February.

Mike Read / Eurasian wigeon (Anas penelope) feeding on a mossy bank. Greylake Nature Reserve, near Othery, Somerset Levels, England, UK. February.

Mike Read / Eurasian wigeon (Anas penelope) flock resting at edge of pool, Greylake Nature Reserve, near Othery, Somerset Levels, England, UK. February.