Bence Mate / Leaf cutter ant (Atta sp) female worker carrying leaf to nest, with a smaller 'minor' ant riding. The minor's job is to protect her sister from parasitic flies. Costa Rica, December. Highly Commended,...

Gavin Hellier / New Pudong skyline, looking across the Huangpu River from the Bund, Shanghai, China 2010. No release available.

Gavin Hellier / Typical yellow taxis below skyscrapers along Sixth Avenue, Manhattan, New York City, USA, 2009. No release available.

Gavin Hellier / Street scene above mini bus station and Neon lights of Mong Kok, Kowloon, Hong Kong, China, July 2011. No release available.

Steven Kazlowski / Trans-Alaskan Pipeline, with blooming fall tundra colours, that runs from Prudhoe Bay on the Arctic coast to Valdez at the north central coast of Prince William Sound, Alaska, USA

Juergen Freund / Crate of Spectacled flying fox (Pteropus conspicillatus) babies just arrived by plane from Brisbane after months of care, ready to be returned to the Tolga Bat Hospital for release back to the wild, A...

Roy Mangersnes / Wild Bolivian / Peruvian Squirrel Monkey (Saimiri boliviensis) female carrying young on her back. Madidi National Park, Bolivia.

Todd Mintz / Snowy owl (Bubo scandiaca) sitting in the distance on snow covered railway tracks, Saskatchewan, Canada.

Brent Stephenson / A cruise ship heads back up the Beagle Channel towards Ushuaia at the end of an Antarctic cruise. Beagle Channel, Tierra del Fuego Archipelago, South America, December.

Philippe Clement / The harbour at Le Croisic, Loire-Atlantique, Pays-de-la-Loire, France September 2011

Chadden Hunter / Frozen Planet team, training on snow mobiles, Svalbard. Taken on location for BBC Frozen Planet series, 2008

Michael W. Richards / Domesticated Indian elephants (Elephas maximus) being walked to forest at sunset, Pench Tiger Reserve, Madhya Pradesh, India