Uri Golman / Head portrait of photographer Uri Golman in temperatures of -40 degrees celsius, with frost in his beard. Greenland. March 2009. Model released

Marie Read / Ruby-throated Hummingbird (Archilocus colubris), male flying in to feed from cardinal flowers (Lobelia cardinalis) New York, USA. August.

Marie Read / American oystercatcher (Haematopus palliatus) adult feeding chick, Long Island, New York, USA. June.

Suzi Eszterhas / Common Wombat (Vombatus ursinus) orphan with sanctuary director, Greg Irons, Bonorong Wildlife Sanctuary, Tasmania, Australia

Melvin Grey / Violet-tailed sylph hummingbird (Aglaiocercus coelestis) hummingbird adult male, approaching flower to feed, Tandayapa, Ecuador

Andrew Parkinson / Brown hare (Lepus europaeus) adult female (mid-air) leaping out of her form in snow, away from male, Derbyshire, UK. March.

Pete Oxford / Red-footed Booby (Sula sula) flying juvenile being photographed by tourist, Genovesa Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) pup and tourist, Galapagos Islands, Ecuador

Colin Monteath / Caribou (Rangifer tarandus) and Tsataan reindeer herders in winter camp, Hunkher Mountains, northern Mongolia

Marie Read / Canada goose (Branta canadensis) adult swimming leading five goslings, Ithaca, New York, USA.

Nick Garbutt / Adult male Diademed Sifaka (Propithecus diadema) 'skipping / dancing' across open ground between forest fragments, eastern Madagascar.

Jean E. Roche / Man leaping over bull in European Bullfighting Championship 2012, Arenes d'Arles, Camargue, France, September 2012.