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

Terry Whittaker / Arctic fox (Vulpes lagopus) feeding and digging in snow whilst hunting, blue colour morph, Hornstrandir Nature Reserve, Iceland, March.

Juergen Freund / Australian freshwater crocodiles (Crocodylus johnsoni) catching a Little red flying fox (Pteropus scapulatus) flying to drink from a watering hole, Kimberley, Western Australia.

Juergen Freund / Australian freshwater crocodiles (Crocodylus johnsoni) trying to catch Little red flying foxes (Pteropus scapulatus) flying to drink from a watering hole, Kimberley, Western Australia

David Allemand / Arctic fox (Vulpes lagopus) young fox pouncing, Iceland. October.

Philippe Clement / Juvenile Red fox (Vulpes vulpes) hunting and eating insects in a meadow at dusk, Belgium, September

Will Burrard-Lucas / Ethiopian wolves (Canis simensis) individual from the BBC pack greeting each other after returning from hunting, Ethiopia.

Espen Bergersen / Red fox (Vulpes vulpes) searching for lemmings buried in deep snow. Lapland, Finland, March.

Donald M. Jones / Red Fox (Vulpes vulpes) hunting vole in winter, Yellowstone National Park, Wyoming. Sequence 6 of 6

Donald M. Jones / Red Fox (Vulpes vulpes) hunting vole in winter, Yellowstone National Park, Wyoming. Sequence 5 of 6

Donald M. Jones / Red Fox (Vulpes vulpes) hunting vole in winter, Yellowstone National Park, Wyoming. Sequence 4 of 6

Donald M. Jones / Red Fox (Vulpes vulpes) hunting vole in winter, Yellowstone National Park, Wyoming. Sequence 3 of 6