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

Daniel Heuclin / Llama (Lama glama) herd, Laguna colorada. Altiplano, Bolivia.

Mark Raycroft / Welsh Corgi (Canis familiaris) jumping, North America

Mark Raycroft / Border Collie (Canis familiaris), North America

Yva Momatiuk & John Eastcott / Mustang (Equus caballus) mother and foal, Oshoto, Wyoming

Yva Momatiuk & John Eastcott / Mustang (Equus caballus) mother and foal, Oshoto, Wyoming

Mark Raycroft / German Shepherd (Canis familiaris) puppies, North America

Mark Raycroft / Golden Retriever (Canis familiaris) puppy, North America

Mark Raycroft / Cocker Spaniel (Canis familiaris) puppy playing, North America

Pal Hermansen / Herd of domesticated Reindeer (Rangifer tarandus) moving around, Norway, September.

Pal Hermansen / Herd of domesticated Reindeer (Rangifer tarandus) moving around, Norway, September.

Carol Walker / Two wild pinto Mustang stallions battle for dominance in Sand Wash Basin, Colorado, USA.