Morley Read / Aerial shot of a group of wild ponies (Equus caballus) in paramo landscape at the base of Cotopaxi Volcano, Ecuadorian Andes, 2018.

Floris van Breugel / A view of Pony Tail falls with Devil's Club (Oplopanax horridus) leaves in the foreground in the Columbia River Gorge, Oregon, USA. July 2011.

Kristel Richard / Two Cambodian Pony stallions play fighting, rearing on back legs, Siem Reap, Cambodia. March 2013

Adam Burton / Exmoor National Park pony grazing in the evening summer sunshine at Valley of Rocks, Exmoor National Park, Devon. July 2012.

Guy Edwardes / 2020VISION / New Forest pony grazing on Latchmore Bottom at dawn, view from Dorridge Hill, The New Forest National Park, Hampshire, England, UK, July 2011. 2020VISION Book Plate. Did you know? The New Forest was m...

Brent Stephenson / Iceland Pony (Equus caballus) low angle profile portrait. Faroe Islands, July.

Brent Stephenson / Iceland Pony (Equus caballus) portrait. Faroe Islands, July.

Terry Whittaker / 2020VISION / Konik horse (Equus caballus) two stallions fighting, Wicken Fen, Cambridgeshire, UK, June

Terry Whittaker / 2020VISION / Konik horse (Equus caballus) two stallions fighting, Wicken Fen, Cambridgeshire, UK, June

Terry Whittaker / 2020VISION / Konik horse (Equus caballus) herd grazing with two stallions interacting, Wicken Fen, Cambridgeshire, UK, June 2011

Terry Whittaker / 2020VISION / Konik horse (Equus caballus) stallion and juvenile on Wicken Fen, Cambridgeshire, UK, June 2011

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...

Ross Hoddinott / 2020VISION / Group of Exmoor ponies {Equus caballus}, released at Street Heath (Somerset Wildlife Trust) Nature Reserve, for conservation grazing, Somerset Levels, Somerset, UK. June 2011. Did you know? These poni...

David Tipling / 2020VISION / Exmoor Pony (Equus caballus) grazing, the ponies are used to manage grassland on the Sandlings heath, Suffolk, UK, February 2011. Photographer quote: 'These Exmoor ponies are used to replicate the gra...

David Tipling / 2020VISION / Exmoor Pony (Equus caballus) grazing, the ponies are used to manage grassland on the Sandlings heath, Suffolk, UK, February 2011

Kristel Richard / A rare Sorraia stallion cantering, Coudelaria Nacional (National Stud Farm), in Alter do Chao, District of Portalegre, Alentejo, Portugal.

Kristel Richard / Portrait of a rare Sorria stallion, Reserva Natural do Cavalo do Sorraia, Alpiarca, District Santarem, Alentejo, Portugal.

Kristel Richard / Wild / feral Dulmen ponies (Equus caballus) close up of herd of mares and foals running on the Duke of Croy's estate, Meerfelder Bruch, North Rhine-Westphalia, Germany, May 2011

Grzegorz Lesniewski / Herd of Carpathian Pony / Hucul (Equus caballus) in snow. Bieszczady National Park, the Carpathians, Poland, March.

Grzegorz Lesniewski / Herd of Carpathian Pony / Hucul (Equus caballus) in snow. Bieszczady National Park, the Carpathians, Poland, March.

Grzegorz Lesniewski / Herd of Carpathian Pony / Hucul (Equus caballus) in snow. Bieszczady National Park, the Carpathians, Poland, March.

Terry Whittaker / 2020VISION / Konik horse (Equus caballus) two stallions fighting, wild herd in rewilding project, Wicken Fen, Cambridgeshire, UK, June 2011. Photographer quote: "Koniks are a rare Polish horse used as surrogate gr...

Terry Whittaker / 2020VISION / Konik horse (Equus caballus) mutual grooming, wild herd in rewilding project, Wicken Fen, Cambridgeshire, UK, June 2011

Terry Whittaker / 2020VISION / Konik horse (Equus caballus) pair interacting, wild herd in rewilding project, Wicken Fen, Cambridgeshire, UK, June 2011

Kristel Richard / Konik horses (Equus caballus) - wild Konik filly, Millingerwaard nature reserve, Netherlands, April

Kristel Richard / Konik horses (Equus caballus) - Two wild Konik young colts running one after the other, Millingerwaard nature reserve, Netherlands, April

Mark Bowler / Miniature shetland pony (Equus caballus) mother and foal in field, UK

Mark Bowler / Shetland pony (Equus caballus) foal, UK

Kristel Richard / Head portrait of a Classic pony stallion (Equus caballus) and one of his mares, in Auvergne, France.

Will Watson / Domestic horse, grey Welsh Pony (Equus caballus) and walkers in snow on Offa's Dyke Path, Hergest Ridge, Wales, UK. February 2009

Ross Hoddinott / Exmoor pony {Equus caballus} walking amongst flowering heather {Ericaceae}, near Porlock Hill, Exmoor National Park, Somerset, UK. August.

Mark Bowler / Minature Shetland Pony {Equus caballus} in snow, UK

Markus Varesvuo / Fulmar (Fulmarus glacialis) flying over Icelandic ponies, Iceland, June

Juan Carlos Munoz / Close up of muzzle and mane of Shetland Pony, Shetland Islands, Scotland, UK

Adam Burton / New Forest pony foal on frosty heathland, New Forest National Park, Hampshire, England

Will Watson / Welsh Pony {Equus caballus} Hay Bluff, Black Mountains National Park, Powys, Wales, UK, winter

Colin Seddon / Exmoor pony {Equus caballus} Somerset, UK.

Mike Wilkes / Exmoor pony mare {Equus caballus} and foal suckling. Exmoor National Park, UK.

John Cancalosi / Rhum pony, mouth wide open, Isle of Rhum, Scotland, UK.

Nick Garbutt / Wild pony {Equus caballus} Isle of Rhum, Inner Hebrides, Scotland.

Mike Wilkes / Exmoor pony with foal {Equus caballus} Exmoor National Park, Devon, UK

Mike Wilkes / Dartmoor pony {Equus caballus} Dartmoor NP, Devon, UK

Colin Seddon / Exmoor ponies on moorland {Equus caballus} Exmoor National Park, Devon, England, UK

Pete Cairns / Eriskay pony with foal suckling {Equus caballus} South Uist, Scotland, UK

Mike Wilkes / Exmoor ponies, mares and foals, grazing {Equus caballus} July, England, UK

John Cancalosi / Rum Pony portrait, Highlands (Equus caballus) Scotland - Domestic horse

John Cancalosi / Shetland Pony mare with foal, Shetland Islands, Scotland, UK

John Cancalosi / Shetland Pony. Native breed of Shetland Islands, Scotland, UK Probably strongest horse relative to its size.