Gavin Hellier / Anakena beach, monolithic giant stone Moai statues of Ahu Nau Nau, four of which have topknots, Isla de Pascua / Easter Island, Rapa Nui, Chile 2008

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

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) babies or bubs wrapped in cloth and teats in mouths ready for feeding in the nursery at Tolga Bat Hospital, North Queensland, Australia, November 2012

Danny Green / Brown Bear (Ursus arctos) cubs, three standing in a line on their hind legs. Finland, July.

Ross Hoddinott / Merrivale ancient Stone Row at sunset, Dartmoor National Park, Devon, UK, March 2012.

Erlend Haarberg / Male Rock ptarmigan (Lagopus muta) with a female and others standing in row, Iceland, March

Fabrice Cahez / Common crane (Grus grus) standing in line on snow covered lake, Lake du Der, Champagne, France, February.

Laurie Campbell / Row of Larch trees on flowering heather moorland, Lammermuir Hills, Berwickshire, Scotland, August

Uri Golman / Asiatic lionesses and cubs (Panthera leo persica) drinking from pool, Gir Forest NP, Gujarat, India. Water is scarce in the Gir, so Forest staff keep a network of drinking pools topped up for the wild...

Alex Hyde / African moon moth (Argema mimosae) digital composite sequence, showing wings expanding after emerging from cocoon, photographed against a white background, orginating from Africa. Captive.

Loic Poidevin / Row of Starlings (Sturnus vulgaris) perched on wire. The Vendeen Marsh, French Atlantic Coast, November.

Ernie Janes / Five newly hatched chicks in a row

Kirkendall-Spring / Commercial Tulip field (Tulipa sp) in the Skagit Valley, Washington, USA, April 2010

Kirkendall-Spring / Rows of pine trees in Pine forest plantation along Highway 203, Applin County, Georgia, USA, November 2008

Kirkendall-Spring / Rows of pine trees in Pine forest plantation along Highway 203, Applin County, Georgia, USA, November 2008

B&S Draker / Familiar Bluet Damselflies (Enallagma civile) males perched along a stem. Sinton, Corpus Christi, Coastal Bend, Texas, USA, April.

Grzegorz Lesniewski / Four Wisent / Bison (Bison bonasus) standing in a row. Bialowieza Forest, Bialowieza National Park, Poland, November.

Bence Mate / Dalmatian pelicans (Pelecanus crispus) low angle perspective of open bills, Lake Kerkini, Greece, February. Highly Commended, 2011 Wildlife Photographer of the Year competition.

Ernie Janes / Large field of Celery growing in rows on fenland, Cambridgeshire, UK

Charlie Summers / King Penguin (Aptenodytes patagonicus) trio walking in line beside each other on a beach. Falkland Islands, South Atlantic Islands, December.

Edwin Giesbers / Four Mallard (Anas platyrhynchos) dabbling for food in icy water. The Netherlands, January.

Sergey Gorshkov / Migrating Salmon (Salmonidae) Lake Kuril, Kamchatka, Far East Russia, August

Charlie Summers / Burchell's Zebra (Equus quagga burchellii) herd walking towards waterhole in the late afternoon, kicking up dust as they come. Etosha National Park, Namibia, Southern Africa

Ernie Janes / Household Cavalry exercising their horses on Holkham Beach, Norfolk, UK, July 2008

Ernie Janes / Yellow labrador, five puppies in a row

Bence Mate / Three Brown-hooded Parrots (Pyrilia haematotis) one taking off from branch, in the rain Laguna del Lagarto, Santa Rita, Costa Rica

Guy Edwardes / Arctic River beauty (Chamerion latifolium) flowering, Landmannalauger, Iceland, June

Ross Hoddinott / Row of trees, after hoar frost, early morning light, nr Bradworthy, Devon, Uk. December 2010

Ross Hoddinott / Row of trees, after hoar frost, early morning light, nr Bradworthy, Devon, Uk. December 2010

Philippe Clement / Oosterscheldekering / Eastern Scheldt storm surge barrier, the largest of 13 dams designed to protect the Netherlands from flooding. Neeltje Jans, Netherlands, March 2010

Petra Wegner / Group portrait of five dogs sitting, from left to rt: two mongrels, Rough Collie, Bobtail (Old English Sheepdog) and longhaired Chihuahua.

Nick Garbutt / Three Ring-tailed Lemurs (Lemur catta) sun basking at dawn. Berenty Private Reserve, southern Madagascar. (digitally stitched image)

Anup Shah / Olive baboons (Papio cynocephalus anubis) silhouetted and walking along a branch, Masai Mara National Reserve, Kenya. March.

Edwin Giesbers / Small flock of Greater flamingo (Phoenicopterus roseus) wading on inland Kalloni lake, Lesbos, Greece

John Downer / Barnacle geese {Branta leucopsis} in flight, imprinted geese trained to fly beside car, captive, UK

Philippe Clement / Fishing boats and lighthouse at night on the island Ile Vierge, Brittany, France, June 2009

Inaki Relanzon / Two Traditional fishermen. These fishermen row with their feet, Inle Lake, Shan State, Myanmar, Burma. August 2009

Inaki Relanzon / Fisherman rowing his boat, past a row of floating houses in the waters of Inle Lake, Shan State, Myanmar, Burma. August 2009

Wild Wonders of Europe / Varesvuo / House martins (Delichon urbicum) perched in a row on wire, with another in flight, Extremadura, Spain, April 2009

Angelo Gandolfi / Dromedary camel (Camelus dromedarius) train crossing Merzouga dunes, Tafilalt, Sahara, Morocco, March 2007.

Mark Bowler / Wood ant {Formica rufa} aggressive sequence

Mark Bowler / Line of Leaf-cutter ants (Atta sp) carrying leaves, digital composite

Jeff Vanuga / Historic Barn illuminated at night by the light of a full moon, Mormon Row, Grand Teton National Park, Wyoming, USA, May 2009

Wild Wonders of Europe / Lundgren / Queen scallop (Chlamys / Aequipecten opercularis) close-up showing eyes in a row, Lofoten, Norway, November 2008

Pete Oxford / Burchell's Zebra (Equus burchellii) herd drinking at waterhole, Africa

Mark Raycroft / Border Collie (Canis familiaris) five adults sitting in a row

Peter Blackwell / Seven Little Bee-eaters (Merops pusillus) in a row, one facing away, Masai Mara, Kenya.

Pete Oxford / Emperor Penguins walking in a row, Antarctica.

Flip de Nooyer / Eurasian Kestrel (Falco tinnunculus) group of five juveniles in nesting box, Europe

Pete Cairns / Electricity pylons cross snowy landscape, Central highlands, Scotland, UK

Anup Shah / Four Cheetahs sitting in row {Acinonyx jubatus} Masai Mara, Kenya

Gavin Hellier / Colourful beach bathing huts at Muizenburg, False Bay, Cape Town, South Africa

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Chile 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Chile 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Chile 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Rapa Nui, Chile, 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Rapa Nui, Chile, 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Rapa Nui, Chile, 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Rapa Nui, Chile 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, one of the Tongariki row of 15 giant Moai statues, only this one still has a topknot in place, Isla de Pascua / Easter Island, Rapa Nui, Chile, 2008

Gavin Hellier / Row of modern public telephones in modern train station, Berlin, Germany 2009

Mark Taylor / Three cute baby rabbits in a row

Mark Taylor / Six young Guinea pigs in a row.

Mark Taylor / Four baby Lionhead cross Lop bunnies in a row.

David Pike / Moulton Barn, Mormon Row, Antelope Flats near Jackson, Wyoming, USA. Grand Teton NP. July 2009.

Ross Hoddinott / Merrivale ancient Stone Row at sunset, Dartmoor National Park, Devon, UK. March 2012.

Philippe Clement / Colourful beach cabins at Saint-Denis-d'Oleron on the island Ile d'Oleron, Charente-Maritime, France September 2012

Philippe Clement / Colourful beach cabins at Saint-Denis-d'Oleron on the island Ile d'Oleron, Charente-Maritime, France September 2012

Ingo Arndt / Mormon Row Barn and Grand Tetons, Grand Teton National Park, Wyoming

Peter Cairns / Row of cameras on deck of ship ready to photograph Polar bear, Svalbard, Norway, September 2009

Jim Brandenburg / Mont Saint-Michel and row of trees, Normandy, France

Solvin Zankl / Foraminifera shells from sample of calcareous sand: upper left (Calcarina gaudichaudi) centre (Baculogypsina sphaerulata). Upper right and bottom row abraded specimen. Due to abrasion identification i...

Nick Upton / Row of four Small periwinkles (Melarhaphe neritoides) on small ledge of limestone rock high on the shore at low tide, Rhossili, The Gower Peninsula, UK, July.

Kerstin Hinze / Aerial view of row of trees along Elbe River. Saxony, Germany, April 2012.

Nick Upton / Row of London Plane Trees (Platanus x hispanica) lining Whitehall with the Victoria Tower of Westminster Palace in the background, London, UK, May. 2012

Nick Upton / Row of London Plane Trees (Platanus x hispanica) lining Whitehall, long exposure, London, UK, May. 2012

Nick Upton / Row of London Plane Trees (Platanus x hispanica) lining Whitehall with the Victoria Tower of Westminster Palace in the background, London, UK, May. 2012

Nick Upton / Row of London Plane Trees (Platanus x hispanica) lining Victoria Tower Gardens with the Palace of Westminster in the background, London, UK, May. 2012

Merryn Thomas / One of three standing stones on Par Bay, remains of Bronze Age stone row or hut. Higher Town Beach, St. Martin's, Isles of Scilly, UK, October 2011.

Petra Wegner / Three Italian greyhounds in a row, one sitting, two standing

Petra Wegner / Three Tibetan terrier puppies, 8 weeks, sitting in a row

Petra Wegner / Three Papillon / Butterfly dog / Continental toy spaniel puppies sitting in a row, 7 weeks

Benoit Stichelbaut / Sailing school with youngsters lined up in New Cat F2 catamarans. La Forêt Fouesnant, Brittany, France 1994.

Merryn Thomas / Annie Januszewski and Mel King training to row across the Atlantic in the WoodVale Challenge. Bristol Floating Harbour, 17th September 2009. Model Released.

Merryn Thomas / Practice boat for Annie Januszewski and Mel King's row across the Atlantic. Bristol Floating Harbour, 17th September 2009.

Merryn Thomas / Annie Januszewski and Mel King training to row across the Atlantic in the WoodVale Challenge. Bristol Floating Harbour, 17th September 2009. Model Released.

Merryn Thomas / Practice boat for Annie Januszewski and Mel King's row across the Atlantic. Bristol Floating Harbour, 17th September 2009.

Merryn Thomas / Annie Januszewski and Mel King training to row across the Atlantic in the WoodVale Challenge. Bristol Floating Harbour, 17th September 2009. Model Released.

Merryn Thomas / Annie Januszewski and Mel King training to row across the Atlantic in the WoodVale Challenge. Bristol Floating Harbour, 17th September 2009. Model Released.

Merryn Thomas / Practice boat for Annie Januszewski and Mel King's row across the Atlantic. Bristol Floating Harbour, 17th September 2009.

Merryn Thomas / Annie Januszewski and Mel King training to row across the Atlantic in the WoodVale Challenge. Bristol Floating Harbour, 17th September 2009. Model Released.

Merryn Thomas / Annie Januszewski and Mel King training to row across the Atlantic in the WoodVale Challenge. Bristol Floating Harbour, 17th September 2009. Model Released.

Merryn Thomas / Annie Januszewski and Mel King training to row across the Atlantic in the WoodVale Challenge. Bristol Floating Harbour, 17th September 2009. Model Released.

Merryn Thomas / Annie Januszewski and Mel King training to row across the Atlantic in the WoodVale Challenge. Bristol Floating Harbour, 17th September 2009. Model Released.