Ernie Janes / Sherringham off shore windfarm in distance, and rainbow during storm, Weybourne, Norfolk, November

Ben Lascelles / Great Dusky Swift (Cypseloides senex) Birds flying past rainbow created by waterfalls, Iguazu National Park, Argentina, October 2008

Mark Carwardine / Southern white rhinoceros (Ceratotherium simum simum) with rainbow and storm clouds. Ol Pejeta Conservancy, Kenya, 2009. Threatened species.

Mark Carwardine / Southern white rhinoceros (Ceratotherium simum simum) with rainbow and storm clouds. Ol Pejeta Conservancy, Kenya, 2009. Threatened species.

Andy Trowbridge / Underwater view of rainbow trout (Oncorhynchus mykiss) being released by a fly fisherman in a small spring fed stream, North Canterbury, South Island, New Zealand. December, 2011.

Sandra Bartocha / Waves of the Baltic sea washing over pebbles creating a rainbow from the spray, Nienhagen, Germany, April

Danny Green / 2020VISION / Whooper Swans (Cygnus cygnus), ducks and wigeon feeding in the estuary, Caerlaverock WWT, Scotland, Solway, UK, January.

Ben Lascelles / Iguazu waterfalls, Iguacu National Park, Argentina. October 2008.

Erlend Haarberg / Northern fulmar (Fulmarus glacialis) with optical glory phenomenon in mist, Hornvik, Hornstrandir Nature Reserve, West Fjords, Iceland, July 2008

Terry Whittaker / 2020VISION / Common sea lavender (Limonium vulgare) and Sea purslane (Halimione portulacoides) growing on regenerated saltmarsh habitat, with rainbow, Abbotts Hall Farm Nature Reserve, Essex, England, UK, July 201...

Peter Cairns / 2020VISION / Rainbow over forest of Scots pine (Pinus sylvestris) trees, Glen Affric, Scotland, UK, October 2011. 2020VISION Exhibition. 2020VISION Book Plate.

Nick Upton / 2020VISION / Lapwings (Vanellus vanellus), Golden plover (Pluvialis apricaria), Wigeon (Anas penelope) and Common Teal (Anas crecca) flying over flooded marshes in winter, with a rainbow in the background, Greylak...

Michael Hutchinson / Rainbow in spray of Seljalandsfoss waterfall, Iceland

Kathryn Jeffs / Rainbow off Antarctica, February 2009, Taken on location for BBC Frozen Planet series

Benoit Stichelbaut / Cargo boat "TK Bremen" beached by heavy winds. Erdeven, Brittany, France, December 16th 2011.

Andy Rouse / African elephant (Loxodonta africana) with double rainbow in background, Masai Mara GR, Kenya, January

Ernie Janes / Rainbow over field of Daffodils (Narcissus sp) grown for the commercial market, Happisburgh, Norfolk, UK, March

Bryan and Cherry Alexander / Rainbow over a Khanty reindeer herders' camp by the Bolshaia Paipudyna River in the Polar Urals Mountains. Yamal, Western Siberia, Russia, Summer 2007.

Bryan and Cherry Alexander / Rainbow over Khanty reindeer herders' camp in the Polar Ural Mountains. Yamal, Western Siberia, Russia, Summer 2007.

Mark Hamblin / 2020VISION / View from Stac Polliadh with double rainbow and rain clouds over Cul Mor, Coigach, Highland, Scotland, November. Photographer quote: "Standing on a rain lashed and windswept mountain side all morning...

Jeff Vanuga / Nakalele Point Blowhole with spray and a resulting rainbow. West Maui, Hawaii, September 2010.

Fergus Gill / Osprey (Pandion haliaetus) flying through a rainbow. Aviemore, Scotland, July.

Orsolya Haarberg / Winter landscape fog-bow and snow-covered trees in forest, Riisitunturi National Park, Lapland, Finland, February 2007

Orsolya Haarberg / Thin layer of ice viewed through a polarizing filter, Helgeland, Nordland, Norway.

Oriol Alamany / Rainbow over the town of El Chalten, Los Glaciares National Park, Patagonia, Argentina, January 2006

Bryan and Cherry Alexander / Rainbow over herders' tent in Todzhu. Republic of Tuva, Siberia, Russia, 1998.

Billy Black / Distant figures with kayak on Sandy Island, near Carriacou Island, the Grenadines, Caribbean, January 2010.

Michel Roggo / Underwater landscape in mountain lake with Rainbow trout, Berner Oberland, Swiss Alps, Switzerland, March

Michel Roggo / Underwater landscape with Rainbow trout under ice in alpine lake, Canton of Berne, Switzerland, January

Michel Roggo / Rainbow trout (Salmo gairdneri / Oncorhynchus mykiss) Sava river, Slovenia, 2005

Michel Roggo / Rainbow trout (Salmo gairdneri / Oncorhynchus mykiss) in pool of the Lepena river, Slovenia 2006

Michel Roggo / Rainbow trout (Salmo gairdneri / Oncorhynchus mykiss) in pool of the Lepena river, Slovenia 2006

Michel Roggo / Rainbow trout (Salmo gairdneri / Oncorhynchus mykiss) eggs in hatchery, Switzerland, Captive

Michel Roggo / Rainbow trout (Salmo gairdneri / Oncorhynchus mykiss) Europe.

Michel Roggo / Rainbow trout alevins (Salmo gairdneri / Oncorhynchus mykiss) hatchery, Switzerland, 2003

Laurent Geslin / Rabbit grooming, on grass in park, with the Arc de Triomphe behind, Paris, France, April 2010.

Laurent Geslin / Rabbits on grass in park, with traffic behind, near the Arc de Triomphe, Paris, France, April 2010.

Laurent Geslin / Rabbit on grass in park, with people walking behind, near the Arc de Triomphe, Paris, France, April 2010.

Laurent Geslin / Rabbits on grass in park, near the Arc de Triomphe, Paris, France, April 2010.

Laurent Geslin / European rabbits (Oryctolagus cuniculus) at night in urban park near l'Arc de Triomphe, with Champs Elyses in background, Paris, France. HIGHLY COMMENDED: Urban Wildlife category, Wildlife Photographe...

Aflo / Y-11106 Double rainbow over sea with waves breaking on shoreline

Aflo / Y-11004 Double rainbow over hillside vegetation, Waimea Canyon, Hauai, Hawaii

Aflo / Y-11001 Double rainbow on horizon over sea

Thomas Lazar / Sunlight creating a rainbow in the spray of the Bridalveil Falls, Yosemite National Park, California, USA, June 2008

Wild Wonders of Europe / O. Haarberg / Rainbow in Hengifoss waterfall flowing over layers of grey basalt and reddish sandy clay, Iceland, August 2008

Wild Wonders of Europe / Hermansen / Houses on Tory island, County Donegal, Republic of Ireland, June 2009

Andy Rouse / Rainbow over the sea with a small iceberg, South Georgia, December 2006

Wild Wonders of Europe / Bergmann / Aldeyjarfoss waterfall on the Skjalfandafljot river, Thingeyjarsyslur, Iceland, August 2009

Jack Dykinga / Rainbow at sunset over desert hillside with Saguaro cacti, Table Mountain in the distance, Pusch Ridge Wilderness, Coronado National Forest, Santa Catalina Mountains, Arizona, USA

Andy Rouse / Polar bear (Ursus maritimus) on broken pack ice with faint rainbow behind, Svalbard, Norway, February 2009

Wild Wonders of Europe / Relanzón / Acantilado de los Gigantes (Giant's cliffs) with a rainbow over the sea, West Tenerife, Canary Islands, Spain, December 2008

Wild Wonders of Europe / Widstrand / Greater black backed gull (Larus marinus) standing on rock with rainbow, North Atlantic, Flatanger, Nord-Trndelag, Norway, August 2008

Wild Wonders of Europe / Ruiz / Rainbow over Jetrichovice with Ceske Svycarsko / Bohemian Switzerland National Park behind, Czech Republic, September 2008

Orsolya Haarberg / The Gullfoss waterfall. Iceland. June 2008

Wild Wonders of Europe / Lesniewski / Rainbow in the Pasterze Glacial Valley, Grossglockner Mountain, Hohe Tauern National Park, Austria, July 2008

Niall Benvie / Mountain road with rainbow in Glen Etive, Argyll, Scotland, UK, October 2007

Shattil & Rozinski / Thunderstorm, heavy rain and rainbow under cumulus clouds, USA

Jack Dykinga / Rainbow over Table Mountain and the Pusch Ridge Wilderness in the Santa Catalina Mountains, Arizona

Inaki Relanzon / Rainbow on the south coast of Iceland

Anup Shah / Storm cloud and rainbow over Wildebeest on Masai Mara GR, Kenya

Phil Savoie / Looking down onf Clouds over Atlantic Ocean with rainbow colours

Jack Dykinga / Saguaro Cacti (Carnegiea gigantea) in a summer storm at sunset, with a rainbow in the background, Maricopa Mountains, Sonoran Desert National Monument, Arizona, USA

Tim Fitzharris / Rainbow Trout (Oncorhynchus mykiss) pair swimming underwater

Jack Dykinga / Rainbow after a storm over Mount Hayden, Point Imperial, North Rim, Grand Canyon National Park, Arizona, USA.

Michael Durham / Rainbow Trout (Oncorhynchus mykiss) pair underwater in Utah, a popular game fish native to coastal streams of the western US and introduced into the eastern US and worldwide

David Kjaer / Double rainbow, viewed from Spread Eagle, Dorset, England

Pete Oxford / Victoria falls with rainbow in spray, Zimbabwe

Pete Oxford / Iguazu Falls with rainbow, from Brazilian side, border of Brazil & Argentina South America

Barry Bland / Rainbow Trout {Salmo gairdneri} Fly Fishing on the Clutha River, Wanaka, New Zealand. Model Released.

Luiz Claudio Marigo / Rainbow over Lake Mamiraua, Mamiraua Sust Devt Reserve, Amazonas, Brazil

Luiz Claudio Marigo / Rainbow over Lake Mamiraua, Mamiraua Sust Devt Reserve, Amazonas, Brazil

Kim Taylor / Rainbow trout hatching from egg {Salmo gairdneri} sequence 2/4

Kim Taylor / Rainbow trout, deformed fry - siamese twins - caused by egg damage {Salmo gairdneri}

Kim Taylor / Rainbow trout {Salmo gairdneri}

Norbert Wu / Rainbow Trout (Oncorhynchus mykiss) pair, side view, western United States

LYNN M. STONE / Rainbow over Napali coast, Kauai, Hawaii, USA

Pete Oxford / Rainbow over Madre de Dios River, Peru.

Gavin Hellier / Gullfoss, Iceland's most famous waterfall tumbles 32m into a steep sided canyon, The Golden Circle, Iceland 2006

Gavin Hellier / Skogafoss Falls, one of 20 waterfalls found along the Skogar River, with rainbow in spray, Skogar, Southern Iceland 2006

Gavin Hellier / French flag under Arc de Triomphe built by Napoleon, Etoile, Paris, France 2011

Gavin Hellier / French flag under Arc de Triomphe built by Napoleon, Etoile, Paris, France 2011

Ernie Janes / Rainbow, during rain storm, Weybourne, Norfolk, UK, November

Ernie Janes / Coastal cottages and path with rainbow over sea, Weybourne Norfolk, November 2012

Mike Read / Rainbow over Scots Pine (Pinus sylvestris) and autumn coloured Bracken (Pteridium aquilinum) on heathland at Steephill Bottom, New Forest National Park, Hampshire, England, UK, with rain bearing cumul...

Ross Hoddinott / Great Staple Tor in evening light with rainbow, Dartmoor National Park, Devon, UK. August 2012.

Michel Roggo / Rainbow Trout (Oncorhynchus mykiss), on spawning ground. Male approaching female to spawn. Lichtensteiner Binnenkanal, tributary of the Rhine River, Lichtenstein, January.

Michel Roggo / Rainbow Trout (Oncorhynchus mykiss), on spawning ground. Male approaching female to spawn. Lichtensteiner Binnenkanal, tributary of the Rhine River, Lichtenstein, January.

Michel Roggo / Rainbow Trout (Oncorhynchus mykiss), on spawning ground. Male approaching female to spawn. Lichtensteiner Binnenkanal, tributary of the Rhine River, Lichtenstein, January.

Michel Roggo / Rainbow Trout (Oncorhynchus mykiss), on spawning ground. Male approaching female to spawn. Lichtensteiner Binnenkanal, tributary of the Rhine River, Lichtenstein, January.

Michel Roggo / Rainbow Trout (Oncorhynchus mykiss), on spawning ground. Male approaching female to spawn. Lichtensteiner Binnenkanal, tributary of the Rhine River, Lichtenstein, January.

Michel Roggo / Rainbow Trout (Oncorhynchus mykiss), on spawning ground. Male approaching female to spawn. Lichtensteiner Binnenkanal, tributary of the Rhine River, Lichtenstein, January.

Michel Roggo / Dead Rainbow trout (Oncorhynchus mykiss). Tolminka river, tributary of the Soca river, Julian alps, Slovenia, September.

Michel Roggo / Dead Rainbow trout (Oncorhynchus mykiss). Tolminka river, tributary of the Soca river, Julian alps, Slovenia, September.

Mark Carwardine / Southern white rhinoceros (Ceratotherium simum simum) with rainbow and storm clouds. Ol Pejeta Conservancy, Kenya, 2009. Threatened species.

Mark Carwardine / Southern white rhinoceros (Ceratotherium simum simum) with rainbow and storm clouds. Ol Pejeta Conservancy, Kenya, 2009. Threatened species.

Mark Carwardine / Southern white rhinoceros (Ceratotherium simum simum) with rainbow and storm clouds. Ol Pejeta Conservancy, Kenya, 2009. Threatened species.