Matthew Maran / Red fox (Vulpes vulpes) cub defending its kill,a large Brown rat (Rattus norvegicus) from another cub, North London, UK. August. Highly commended in the Behaviour : Mammals Category of the Wildlife Ph...

John Shaw / Common eider duck (Somateria mollissima) female defending her nest from arctic fox (Vulpes lagopus). Longyearbyen, Spitsbergen. June.

Andy Rouse / Red fox, (Vulpes vulpes), in bluebells, UK

Oscar Dewhurst / Red Fox (Vulpes vulpes) sitting on grass bank. London, UK. October

Oscar Dewhurst / Red Fox (Vulpes vulpes) watching prey through long grass. London, UK. November

Oscar Dewhurst / Red fox (Vulpes vulpes) sitting on a frozen lake at the edge of the reeds. London, UK. December.

Oscar Dewhurst / Red Fox (Vulpes vulpes) running through deep snow. London, UK. January

Oscar Dewhurst / Red Fox (Vulpes vulpes), hunting in the frost, London, UK. November

Oscar Dewhurst / Red Fox (Vulpes vulpes) scavenging for food in a rubbish skip. London, UK. November

Terry Whittaker / Arctic fox (Vulpes lagopus). Blue colour morph. Hornstrandir Nature Reserve, Iceland. March

Terry Whittaker / Red fox (Vulpes vulpes), in urban garden, Manchester, UK. July

Terry Whittaker / Red fox (Vulpes vulpes), on coast, portrait. Netherlands. November.