Richard Steel / 2020VISION / Female Goosander (Mergus merganser) drying feathers, Gwynedd, Wales, UK, January.

Richard Steel / 2020VISION / Male Goosander (Mergus merganser) flying over water, Gwynedd, Wales, UK, February.

Fergus Gill / 2020VISION / Female Eider (Somateria mollissima) swimming on sea, Outer Hebrides, Scotland, UK, June.

Fergus Gill / 2020VISION / Male Goldeneye (Bucephala clangula), Hogganfield Loch, Glasgow, Scotland, UK, February. Did you know? Goldeneyes forest ducks, which nest in trees.

Ernie Janes / Mute Swan (Cygnus olor) against dark water, Felbrigg, Norfolk, November

David Pattyn / Black necked grebe (Podiceps nigricollis) frontal view of pair mating, La Dombes lake area, France, April

Luke Massey / 2020VISION / Little grebe (Tachybaptus ruficollis) on lake, Surrey, England, UK, April.

David Pattyn / Great Crested Grebe (Podiceps cristatus) with two young chicks on her back. La Dombes lake area, France, July.

Danny Green / Snow Geese (Chen caerulescens) in flight, silhouetted against colourful dusk sky. Bosque del Apache, New Mexico, USA, November.

Danny Green / Snow Goose (Chen caerulescens), coming in to land. Bosque del Apache, New Mexico, USA, November.

Mark Carwardine / Mallard (Anas platyrhynchos) drake flying, Bosque del Apache National Wildlife Refuge, New Mexico, USA

Mark Carwardine / Adult male Northern pintail duck (Anas acuta) flying, Bosque del Apache National Wildlife Refuge, New Mexico, USA

Ole Jorgen Liodden / Tasmanian Native hen (Gallinula mortierii) endemic bird of Tasmania. Bruny Island, Tasmania.

David Pattyn / Red necked grebe (Podiceps grisegena) approaching a competitor in an attempt to drive him away during the courting season, Danube area, Bulgaria, April

David Pattyn / Great Crested grebe (Podiceps cristatus) swimming in early morning light carrying chick on back, La Dombes area, France, July

David Pattyn / Bewick's swans (Cygnus bewickii) four in flight, Den Bosch, The Netherlands, January

Philippe Clement / Canada goose (Branta canadensis) swimming with goslings in lake, Belgium, May

Matthew Maran / Canada goose (Branta canadensis) gosling portrait, Hornsey, London, UK May

Andy Rouse / Mute swans (Cygnus olor) on river during misty sunrise, Wales, UK December

Ben Hall / Whooper swan (Cygnus cygnus) in snowfall. Martin Mere Wetlands Trust, Lancashire,UK, January. 'Animal Portraits' category, British Wildlife Photographer Awards (BWPA) competition 2012.

Guy Edwardes / 2020VISION / Mute swan (Cygnus olor) on the River Itchen at dawn, Ovington, Hampshire, England, UK, May. 2020VISION Book Plate.

Jack Dykinga / American coots (Fulica americana) taking off from pond with reflections of cattails, Cibola National Wildlife Refuge, Arizona, USA

Michel Poinsignon / Mute swan (Cygnus olor) two adults on water in courtship display, Lorraine, France, January.

Terry Whittaker / 2020VISION / Canada geese (Branta canadensis) grazing in snow, Reddish Vale, Manchester, England, UK, March. Did you know? Canada geese can fly up to 1500 miles in just 24 hours if the wind is favourable.

Terry Whittaker / 2020VISION / Dark-bellied brent geese (Branta bernicla) taking flight from grazing field, Wallasea Island, Essex, England, UK, February.

Terry Whittaker / 2020VISION / Flock of Dark-bellied brent geese (Branta bernicla) flying over sea wall, South Swale, Kent, England, UK

Mark Hamblin / 2020VISION / Eider (Somateria mollissima) male in flight in evening light. Aberdeenshire, Scotland, UK, March.

David Tipling / 2020VISION / Mallard (Anas platyrhynchos) male flying low over water. Cambridgeshire Fens, England, March.

Danny Green / 2020VISION / Whooper Swan (Cygnus cygnus) stretching its wings on water. Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Wigeon (Anas Penelope) on estuary mud stretching wings, Caerlaverock WWT, Scotland, Solway, UK, January. Did you know? The oldest known wigeon lived to 34 years old.

Danny Green / 2020VISION / Barnacle Geese (Branta leucopsis) in flight at sunset, Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Whooper Swan (Cygnus cygnus) in flight. Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Whooper Swans (Cygnus cygnus), ducks and wigeon feeding in the estuary, Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Whooper Swans (Cygnus cygnus) in flight, Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Greylag Goose (Anser anser) in flight, Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Greylag Goose (Anser anser) in flight, Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Whooper Swan (Cygnus cygnus) in flight, Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Whooper Swans (Cygnus cygnus) on snow, Caerlaverock WWT, Scotland, Solway, UK, January.

Danny Green / 2020VISION / Whooper Swans (Cygnus cygnus) on snow, Caerlaverock WWT, Scotland, Solway, UK, January.

David Tipling / 2020VISION / Whooper swans (Cygnus cygnus) on Winter wheat (Triticum) crop, Cambridgeshire, England, UK, January

David Tipling / 2020VISION / Garganey duck (Anas querquedula) drake calling, Cley, Norfolk, UK, May

David Tipling / 2020VISION / Mute swan (Cygnus olor) adult with cygnets on water, Woodwalton Fen, Cambridgeshire, UK, June

David Tipling / 2020VISION / Pink-footed Geese (Anser brachyrhynchus) in flight at dusk. The Wash. Norfolk, January.

Bertie Gregory / 2020VISION / Mixed flock of Northern shovelers (Anas clypeata), Gadwalls (Anas strepera) and Common teal (Anas crecca) taking off from a small lagoon, Brownsea Island, Dorset, England, UK, February. Did you know?...

Bertie Gregory / 2020VISION / Moorhen (Gallinula chloropus) running on a frozen lagoon, Brownsea Island, Dorset, England, UK, December

Andy Rouse / 2020VISION / Mute Swan (Cygnus olor) resting, Shapwick NNR, Avalon Marshes, Somerset Levels, UK, February

Andy Rouse / 2020VISION / Mute Swan (Cygnus olor) with cygnets, Shapwick NNR, Avalon Marshes, Somerset Levels, UK, February

Andrew Parkinson / 2020VISION / Flock of European wigeon (Anas penelope) in flight over Elmley Marshes RSPB reserve, Kent, UK, February

Andrew Parkinson / 2020VISION / Moorhen (Gallinula chloropus) adult walking on frozen lake at dusk, backlit, Derbyshire, UK, February

Nick Upton / Mallard (Anas platyrhynchos) drake sliding on fresh snow after landing on frozen lake surface, Wiltshire, UK, February

Fergus Gill / 2020VISION / Mallard Duck (Anas platyrhynchos) with bread in snow. Perthshire, Scotland, January.

Fergus Gill / 2020VISION / Mute Swan (Cygnus olor) standing on ice at sunrise. Glasgow, Scotland, December.

Fergus Gill / 2020VISION / Mute Swan (Cygnus olor) taking off from flock on water. Scotland, December. Did you know? Richard the Lionheart is said to have introduced Mute Swans to Britain

Fergus Gill / 2020VISION / Greylag Goose (Anser anser) calling at dawn with steaming breath. Scotland, December.

Erlend Haarberg / Whooper swan (Cygnus cygnus) calling in snow, Norway, December

Erlend Haarberg / Eider ducks (Somateria mollissima) taking off from water, Norway, January

Erlend Haarberg / Male Long-tailed duck (Clangula hyemalis) in flight, just after taking off, Myvatn, Iceland, June

Erlend Haarberg / Male Mallard (Anas platyrhynchos) walking on ice, Trondheim, Norway, January

Erlend Haarberg / Red-throated diver (Gavia stellata) portrait, Varanger, Finnmark, Norway, June

Markus Varesvuo / Barnacle goose (Branta leucopsis) flock in field, Helsinki, Finland, October

Markus Varesvuo / Whooper swan (Cygnus cygnus) stretching wings, Kuusamo, Finland, June

Markus Varesvuo / Two Slavonian / Horned grebes (Podiceps auritius) on water, Uto, Finland, May

Danny Green / 2020VISION / Whooper swans (Cygnus cygnus) in flight, Caerlaverock WWT, Dumfries and Galloway, Scotland, UK. January. 2020VISION Exhibition. 2020VISION Book Plate. Did you know? Fossil records show Whooper swans w...

Ben Hall / Whooper swans (Cygnus cygnus) group in flight at dusk, Lancashire, UK December

Ben Hall / Great crested grebes (Podiceps cristatus) performing their elaborate courtship ritual at dawn, Cheshire, UK November

Ben Hall / Eider (Somateria mollissima) male swimming, Northumberland, UK

Ben Hall / Great crested grebes (Podiceps cristatus) performing courtship ritual at dawn, Cheshire, UK April

Ben Hall / Whooper swans (Cygnus cygnus) in flight at dusk, Lancashire, UK

Ben Hall / Shelducks (Tadorna tadorna) pair in flight at dusk, Lancashire, UK

Ben Hall / Goldeneye duck (Bucephala clangula) drake performing courtship display, Lancashire, UK February

Nick Upton / Coot (Fulica atra) swims on lake with colourful autumnal tree leaves reflected in the water around its own reflection, Wiltshire, UK, October

Ernie Janes / Greylag geese (Anser anser) in flight with paraglider behind, Cley bank, Norfolk, UK

David Tipling / 2020VISION / Flock of Pink-footed Geese (Anser brachyrhynchus) landing on grazing marshes, Holkham NNR, Norfolk, England, UK, January

Marie Read / Western grebe (Aechmophorus occidentalis) pair swimming, with reflections, Bolsa Chica Ecological Reserve, California, USA, February

Chris Gomersall / 2020VISION / Flock of Pink-footed geese (Anser brachyrhynchus) feeding on sugar beet tops in a field, Norfolk, England, UK, December

Chris Gomersall / 2020VISION / A flock of Pink-footed geese (Anser brachyrhynchus) taking flight from a sugar beet field in Norfolk, England, UK, November

Roy Mangersnes / Two Barnacle geese (Branta leucopsis) in flight, Spitsebergen, Svalbard, Norway, August

David Tipling / 2020VISION / Flock of Barnacle geese (Branta leucopsis) feeding on grazing marshes, Caerlaverock WWT, Dumfries and Galloway, Scotland, UK, December

David Tipling / 2020VISION / Barnacle geese (Branta leucopsis) feeding on grazing marshes, with one bird wing stretching, Caerlaverock WWT, Dumfries and Galloway, Scotland, UK, December

David Tipling / 2020VISION / Small flock of Greylag geese (Anser anser) flying over snow covered fields, Ken-Dee Marshes RSPB reserve, Dumfries and Galloway, Scotland, UK, December

Gerrit Vyn / Western grebe (Aechmophorus occidentalis) in breeding (alternate) plumage, Malheur County, Oregon, USA September

Laurie Campbell / Mute swan (Cygnus olor) on River Tweed at sunset, Berwickshire, Scotland, January 2009

Laurie Campbell / Mute swans (Cygnus olor) newly hatched cygnets on pond, Yetholm Loch Scottish Wildlife Trust Reserve, Roxburghshire, Scotland, May

Konrad Wothe / Flock of Snow Geese (Chen caerulescens atlanticus / Chen caerulescens) in flight to their winter roosting site, crossing a full moon, Bosque del Apache, New Mexico, USA, November

Konrad Wothe / Three Snow Geese (Chen caerulescens atlanticus / Chen caerulescens) in flight, Bosque del Apache, New Mexico, USA, November

Konrad Wothe / Mixed flock of Snow geese (Chen caerulescens atlanticus / Chen caerulescens) and Sandhill cranes (Grus canadensis) at wintering area at dawn, with full moon, Bosque del Apache, New Mexico, USA, Novemb...

Chris Gomersall / 2020VISION / Flock of dark-bellied brent geese (Branta bernicla) on foreshore, Snettisham RSPB reserve, The Wash, Norfolk, England, UK, January 2012

Chris Gomersall / 2020VISION / Dark-bellied brent goose (Branta bernicla) feeding on shore just after high water, The Wash, Norfolk, England, UK, January 2012

Chris Gomersall / 2020VISION / Common teal (Anas crecca) drake feeding on mudflats, The Wash, Norfolk, England, UK, March

Laurie Campbell / Black-throated diver (Gavia arctica) Loch Maree, Beinn Eighe National Nature Reserve, Wester Ross, Scotland, June

Terry Whittaker / 2020VISION / Flock of Pale-bellied brent geese (Branta bernicla) flying over town of Burnham-on-Crouch, Wallasea Wild Coast Project, RSPB Greater Thames Futurescapes Project, Wallasea Island, Essex, England, UK, N...

Andrew Parkinson / 2020VISION / A line of Mallard (Anas platyrhynchos) ducklings swimming on a still lake, Derbyshire, England, UK, June. Did you know? A Mallard duck will lay more than half her body weight in eggs.

Andrew Parkinson / 2020VISION / An adult male Mallard (Anas platyrhynchos) comes in to land, backlit by evening sunlight, Derbyshire, England, UK, March. Did you know? In addition to the colour differences between male and female du...

Andrew Parkinson / 2020VISION / A Mallard (Anas platyrhynchos) duckling scurries across the surface of a lake, Derbyshire, England, UK, June

Bertie Gregory / 2020VISION / Female Mallard (Anas platyrhynchos), swimming on river, Bradfield Nature Reserve, Berkshire, England, UK, April