Marie Read / Arctic terns (Sterna paradisaea), two in flight over nesting colony in field of buttercups (Ranunculus sp.), Keflavik, Iceland. Digital canvas expansion.

Jouan & Rius / View up through Palm trees in swamp forest, Borneo, Sarawak, Malaysia

Doug Perrine / Bryde's whale (Balaenoptera brydei / edeni) with throat pleats expanded after engulfing part of a school of Sardines, off Baja California, Mexico (Eastern Pacific Ocean)

Patricio Robles Gil / Aerial view of Llano de Cachigui with water rivulets following heavy rain, Baja California, Mexico, April 2008

SCOTLAND: The Big Picture / Oak (Quercus robur) saplings in tree guards planted as part of woodland expansion on moorland, Cairngorms National Park, Scotland, UK, July.

Marie Read / California Gull (Larus californicus), foraging for alkali flies (Ephydra hians) by running through swarm snapping its bill, on the shore at Mono Lake, California, USA. Digital frame expansion.

Ashley Cooper / Aeroplane coming into land at Heathrow Airport, England, UK. August 2007

Ashley Cooper / Expansion work at Oslo Airport, Norway. July 2013

Ashley Cooper / Passengers on an expedition cruise climbing the caldera on Deception Island, South Shetland Islands, Antarctic Peninsula. February 2014.

Ashley Cooper / Adelie penguins (Pygoscelis adeliae) with tourists walking past the colony, Madder Cliffs, Joinville Island, Antarctica.

Ashley Cooper / Guano in an Adelie Penguin (Pygoscelis adeliae) colony at Madder Cliffs, Joinville Island, Antarctica.

Ashley Cooper / Gentoo penguin (Pygoscelis papua) with huge wound, probably from Leopard seal (Hydrurga leptonyx) attack, Hannah Point, Livingstone Island, South Shetland Islands, Antarctica.