Klein & Hubert / Kazakh eagle hunter (Berkutchi) on horseback with his Golden eagle (Aquila chrysaetos) Altai, Mongolia. Model released.

Dave Bevan / Juvenile Brown rats (Rattus norvegicus) raiding a chicken nest in a barn, filmed at night using an infra red camera, Carmarthenshire, Wales, UK, December.

Klein & Hubert / Domestic geese flock running through grass in autumn, France.

Staffan Widstrand / Wild Wonders of China / Crested myna starlings (Arcidotheres cristatellus) sitting on domestic waterbuffaloes (Bubalus domesticus), Poyang Ho Lake, Jiangxi province, China

Staffan Widstrand / Wild Wonders of China / Crested myna starlings (Arcidotheres cristatellus) sitting on domestic waterbuffaloes (Bubalus domesticus), Poyang Ho Lake, Jiangxi province, China

Lynn M Stone / Free-range New Hampshire rooster, by corn pile in snow-covered field. Higganum, Connecticut, USA.

Klein & Hubert / Three domestic hen chicks perched on an old wooden frame surrounded by dog roses

Klein & Hubert / Portrait of Gaulois dore rooster, France.

Kristel Richard / Eagle hunter mounted on Mongolian horse with his female Golden eagle (Aquila chrysaetos) at Eagle Hunters Festival, near Sagsai, Bayan-Ulgii Aymag, Mongolia. September 2014..

Sam Hobson / Goshawk (Accipiter gentilis), colour-ringed juvenile in flight, carrying remains of brown rat. Berlin, Germany. July. Nominated in the Melvita Nature Images Awards competition 2014.

Alan Williams / Domestic pigeons (Columba livia) flock in flight over houses, Cheshire, UK, June.

Roger Powell / Cattle egret (Bubulcus ibis) perched on the back of a sheep, with another on the ground, Castro Verde, Alentejo, Portugal, April.

Graham Eaton,Graham Eaton / Dog chasing and disturbing a flock of Knot (Calidris canutus) on a beach, Hoylake, Wirral

Ernie Janes / Ebdem Geese Goslings at four days

Ernie Janes / Bantam hen (Gallus gallus domesticus) close up sitting on chick, Norfolk, UK, April.

Roland Seitre / Pet Blue throated / Wagler's macaw (Ara glaucogularis) in hut amongst people preparing food, Trinidad, Beni, Bolivia, Critically endangered species, January 2008.

Yves Lanceau / Domestic crossbreed hen (Gallus gallus domesticus), chick embryo developing in egg, chick ready to hatch, 20 days, sequence 10/10

Yves Lanceau / Andaluza Hen, studio portrait

Ernie Janes / Five newly hatched chicks in a row

Ross Hoddinott / 2020VISION / Exmoor pony and foal {Equus caballus}, released at Westhay (Somerset Wildlife Trust) Nature Reserve, for conservation grazing, Somerset Levels, Somerset, UK. June 2011. Did you know? Conservation graz...

Richard Du Toit / Low level view of domestic Ostrich (Struthio camelus), Overberg, Southern Cape, South Africa August

Andrew Parkinson / Common Buzzard (Buteo buteo) perched on rock with curious Highland cow behind. Isle of Mull, Scotland, UK, February.

Terry Whittaker / 2020VISION / Avocet (Recurvirostra avosetta) in mist on grazing marsh at dawn with cattle grazing in the background, Thames Estuary, Elmley Marshes RSPB reserve, North Kent, UK,, April 2011. Photographer quote: 'G...

Fabrice Cahez / Western Cattle Egret (Bubulcus ibis) in a field by domestic cattle. River Allier, France, May.

Daniel Heuclin / Cocks fighting in cock fight, Guimaras island, Philippines, February 2007

Pete Oxford / Huaorani Indian woman with her pet Cobalt-winged Parakeet (Brotogeris cyanoptera). Gabaro Community, Yasuni National Park, Ecuador, June 2007. Model release #GA12.

Mark Taylor / Portrait of a Partridge Pekin Bantam.

Ernie Janes / Four Ducklings in shed, UK

Ernie Janes / Collecting free-range organic Chicken eggs (Gallus gallus domesticus) UK, September 2005

Ernie Janes / Collecting free-range organic Chicken eggs (Gallus gallus domesticus) UK, September 2005

Ernie Janes / Farmyard chicken (Gallus gallus domesticus) free range, mixed breed, perched on fence, Norfolk, UK. Property released

Ernie Janes / Farmyard chickens (Gallus gallus domesticus) free range, mixed breed, two perched on tractor bonnet, Norfolk, UK. Property released

Ernie Janes / Farmyard chicken (Gallus gallus domesticus) free range, mixed breed, Norfolk, UK. Property released

Ernie Janes / Three Domestic ducklings in green wooden shed

Ernie Janes / Four Domestic ducklings and one duck egg

Ernie Janes / Aylesbury ducks following in a line on village green, Weedon, Buckinghamshire, UK, October

Nick Upton / 2020VISION / Flock of juvenile Common / Eurasian cranes (Grus grus) recently released by the Great Crane Project onto the Somerset Levels and Moors, fly over grazing cattle. Somerset, UK, October 2010.

Nick Upton / 2020VISION / Juvenile Common / Eurasian cranes (Grus grus) recently released by the Great Crane Project onto the Somerset Levels and Moors, foraging in pastureland near a drainage ditch; one turns over an old cow...

Georgette Douwma / A rescued battery hen. They often lack feathers when they come out of the battery barns. UK.

Georgette Douwma / Rescued battery hens with rooster. The chickens often lack feathers when they come out of the battery barns. UK.

Gary K. Smith / Domestic Welsummers bantam chicken (Gallus gallus domesticus) with one-day chicks, Norfolk, UK September

Lynn M Stone / Domestic dog, German short-haired pointer retrieving a dead male Ring-necked pheasant, Connecticut, USA

Stephen Dalton / Barn swallow {Hirundo rustica} flying out of stable, UK

Georgette Douwma / Cockerel (Gallus gallus domesticus) crowing in hen run, UK

Wild Wonders of Europe / Radisics / Hungarian grey cattle (Bos primigenius taurus hungaricus) with European starlings (Sturnus vulgaris) flying overhead, Hortobagy National Park, Hungary, July 2009

Laurent Geslin / Domestic cat (Felis catus) playing with prey, a dead Common treecreeper (Certhia familiaris) UK

Wild Wonders of Europe / Allofs / White Camargue horse stallion with a Cattle egret (Bulbulcus ibis) on his back, Camargue, France, April 2009

Mark Carwardine / Domestic dog wearing muzzle, trained to track the endangered North Island Kiwi, Trounson Kauri Park, North Island, New Zealand, January 2009