Ismaele Tortella / Reindeer (Rangifer tarandus), Kvaloya island, Tromso, Norway, November.

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)

David Woodfall / Cheviot sheep grazing eroding machair at front of sand dunes, North Uist, Scotland, UK, June.

Alex Hyde / Guanaco (Lama guanicoe) grazing on grassland plain, Patagonia, Chile. Novmeber.

Nick Upton / Male Eurasian beaver (Castor fiber) grazing at dusk, River Otter, Devon, England, UK, June.

Ingo Arndt / Guanaco (Lama guanicoe) herd grazing in winter, Torres del Paine National Park, Patagonia, Chile

Tui De Roy / Western Santa Cruz giant tortoise (Chelonoidis porteri) feeding on grass, El Chato II, Highlands, Santa Cruz Island, Galapagos

Philippe Clement / Pair of Roe deer (Capreolus capreolus) resting and grazing in forest in summer, France, September.

Sebastian Kennerknecht / American Bison (Bison bison) herd grazing in winter, Gardiner, Yellowstone National Park, Montana

Sebastian Kennerknecht / American Bison (Bison bison) herd grazing in winter, Gardiner, Yellowstone National Park, Montana

Richard Du Toit / Black Rhinoceros (Diceros bicornis) female grazing, Mountain Zebra National Park, South Africa

Tui De Roy / Marine Iguana (Amblyrhynchus cristatus) grazing on algae, Cape Douglas, Fernandina Island, Galapagos Islands, Ecuador