Andy Rouse / Solitary Grizzly Bear (Ursus arctos horribilis) in expansive mountain landscape. Katmai, Alaska, USA, August.

Andy Rouse / Mountain Gorilla (Gorilla beringei) infant peering through vegetation. Rwanda, Africa

Danny Green / 2020VISION / Grey Seal (Halichoerus grypus) pup resting on beach, Donna Nook, Lincolnshire, England, UK, November. Did you know? The grey seal is Britains largest carnivorous animal.

Bruno D'Amicis / Red Deer (Cervus elaphus) stag and Dwarf Pine (Pinus mugo) silhouetted at dusk on mountain slope. Western Tatras, Slovakia, September.

Fergus Gill / Osprey (Pandion haliaetus) flying through a rainbow. Aviemore, Scotland, July.

David Noton / James' flamingo (Phoenicoparrus jamesi) on Laguna Colorada, Eduardo Avaroa Andean Fauna National Reserve, Bolivia, December

Alex Mustard / A split level view of a bull California sealion (Zalophus californianus) swimming beneath Los Islotes sealion colony. La Paz, Mexico. Sea of Cortez, East Pacific Ocean.

Barrie Britton / Whooper swan (Cygnus cygnus) in Bayinbuluke Swan Lake Nature Reserve. Xinjiang, China. Picture taken during filming of BBC "Wild China" TV Series, June 2006.

Charlie Summers / African Elephant (Loxodonta africana) baby running after the group to reunite with its mother. Etosha National Park, Namibia, Southern Africa

Petra Wegner / Cavalier King Charles Spaniel, puppy, black-and-tan, coated aged 7 weeks, lying in wicker basket, and autumn foliage

Andrew Parkinson / Pied wagtail (Motacilla alba yarrellii) standing on snow covered ground, with wind blowing snow around, Derbyshire, UK, January (non-ex)

Andrew Parkinson / Blackbird (Turdus merula) male foraging on snow covered ground, during a blizzard. Derbyshire, UK. January (non-ex)

Luiz Claudio Marigo / Plovercrest (Stephanoxis lalandi) perched on branch, Atlantic Rainforest of Itatiaia National Park, Itamonte, at 2,400m, Rio de Janeiro State, Brazil