Ole Jorgen Liodden / Soft-plumaged petrel (Pterodroma mollis mollis) in flight at sunset, with rays of light shining from clouds, near Antipodes Island, Sub-Antarctic New Zealand, March.

Aflo / Manta ray (Manta) swimming near the surface with sun shining through the water, Sangaraki Island, Indonesia. August.

Pascal Kobeh / Moon jellyfish (Aurelia labiata) close to the surface and under the sun rays, Alaska, USA, Gulf of Alaska. Pacific ocean.

Pascal Kobeh / Manta ray (Manta birostris) at night, mouth wide open feeding on plankton which is attracted by the light at the end of a jetty, Maldives. Indian ocean.

Pascal Kobeh / Manta ray (Manta birostris) at night, mouth wide open feeding on plankton which is attracted by the light at the end of a jetty, Maldives. Indian ocean.

Bernard Castelein / Rays of sunlight through mixed Beech (Fagus sp) / Oak (Quercus sp) forest after heavy downpour of hail, Peerdsbos, Brasschaat, Belgium, June 2014.

Bernard Castelein / Rays of sunlight through mixed Beech (Fagus sp) / Oak (Quercus sp) forest after heavy downpour of hail, Peerdsbos, Brasschaat, Belgium, June 2014.

Bernard Castelein / Rays of sunlight through mixed Beech (Fagus sp) / Oak (Quercus sp) forest after heavy downpour of hail, Peerdsbos, Brasschaat, Belgium, June 2014.

Pascal Kobeh / Coral reef with Table corals (Acropora ) at night under the full moon rays, New Caledonia. Pacific Ocean.

Orsolya Haarberg / Rays of sunlight on valley of Aurlandsfjorden, viewed from Hogasen. Aurland municipality, Sogn og Fjordane, Norway. June 2012

Alex Mustard / Shafts of light shine down into the darkness of cavern within coral reef. Jackfish Alley, Ras Mohammed Marine Park, Sinai, Egypt. Red Sea.

Alex Mustard / Shafts of light shine down into the darkness of cavern within coral reef, with Soldierfish (Holocentridae) and Goatfish ( Mullidae) Sha'ab Claudia, Fury Shoal, Egypt. Red Sea.

Michel Roggo / Light rays shining throught the Cenote Tajma-Ha, Quintana Roo, Yucatan Peninsula, Mexico, February. Taken for the Freshwater Project.

Michel Roggo / Underwater landscape of Cenote Tajma-Ha, Quintana Roo, Yucatán Peninsula, Mexico, February 2014. Taken for the Freshwater Project.

Michel Roggo / Underwater landscape of the Clearwater river, outside Clearwater cave. Tributary of the Sungai Melinau river, Gunung Mulu National Park, Sarawak, Borneo, Malyasia, March 2012. Taken for the Freshwater...

Michel Roggo / Small tributary of the Sungai Melinau river, Gunung Mulu National Park, Sarawak, Borneo, Malyasia, March 2012. Taken for the Freshwater Project.

Michel Roggo / Underwater view of Anhumas Abyss, a lake within a cave, Bonito area, Serra da Bodoquena (Bodoquena Mountain Range), Mato Grosso del Sul, Brazil, November 2011. Taken for the Freshwater Project.

Michel Roggo / Anhumas Abyss a cave with freshwater lake, reflections of blue and green caused by magnezium and limestone in the cavern rocks, Bonito area, Serra da Bodoquena (Bodoquena Mountain Range), Mato Grosso...

Michel Roggo / Michel Roggo and Daniel Buergy abseiling into Anhumas Abyss, Bonito area, Serra da Bodoquena (Bodoquena Mountain Range), Mato Grosso del Sul, Brazil, November 2011. Taken for the Freshwater Project.

Fabrice Cahez / Misty Beech (Fagus sylvatica) forest in autumn, Vosges mountains, France, November 2013

Fabrice Cahez / Misty Beech (Fagus sylvatica) forest in autumn, with sun rays shining through trees, Vosges mountains, France, November 2013

Fabrice Cahez / Landscape with light rays over forest, Lozere, Causse Mejean, Gorges de la Jonte, France, December 2013

Fabrice Cahez / Landscape with light rays over forest, Lozere, Causse Mejean, Gorges de la Jonte, France, December 2013

Fabrice Cahez / Landscape with light rays over forest, Lozere, Causse Mejean, Gorges de la Jonte, France, December 2013

Axel Gebauer / Sunlight shining through clouds onto snow, Kavkazsky Zapovednik, west Caucasus Mountains, Adygea, Russia, February.

Luis Quinta / Blue shark (Prionace glauca) Faial Island, Azores, Portugal, Atlantic Ocean, September.

Radomir Jakubowski / Sun rays over forests, Niederhorn mountain, Bernese Alps, Switzerland, August 2012.

Fabrice Cahez / Morning mist over the countryside, Vosges, France, September 2013

Fabrice Cahez / Morning mist over the countryside, Vosges, France, September 2013

Fabrice Cahez / Sunrise shining through the branches of trees, Vosges, France, July.

Fabrice Cahez / Sunrise shining through the branches of trees in mist, Vosges, France, July.

Benoit Stichelbaut / Rough seas during Storm 'Ruth', Ile d'Ouessant, Armorique Regional Park. Iles du Ponant, Finistere, Brittany, France, Iroise Sea. 8th February 2014. France, Bretagne, Finistere, Mer d'Iroise, Iles...

Andy Rouse / Cheetahs (Acinonyx jubatus) on grassland, Masai Mara, Kenya

Alex Mustard / Afternoon sunrays dancing over rocks, in shallow water. Capo Comino, Sardinia, Italy. Mediterranean Sea.

Diane McAllister / Japanese Macaque (Macaca fuscata) perched on the open warm section of a rocky hillside, takes in the last rays of the late afternoon sun in Jigokudani, Japan.

Wild Wonders of Europe / Möllers / Mountain biker and hiker in the mixed old growth Spruce (Picea abies) and Common beech (Fagus sylvatica) forest of the Tarcu Mountains Natura 2000 site. Southern Carpathians, Muntii Tarcu, Caras-Sever...

Sven Zacek / Rays of sunshine behind pine trees, Southern Estonia, May early morning.

Andrew Parkinson / Gannet (Morus bassanus) in flight against sun rays, Shetland Islands, Scotland, UK, June.

Andrew Parkinson / Gannet (Morus bassanus) in flight against sun rays, Shetland Islands, Scotland, UK, June.

Andrew Parkinson / Gannet (Morus bassanus) in flight against sun rays, Shetland Islands, Scotland, UK, June.

Andy Trowbridge / Female goshawk (Accipiter gentilis) perched on branch with the first rays of the rising sun illuminating it, portrait. Southern Norway, December.

Ben Lascelles / Halo around sun, Tibetan Plateau, June 2010. Halos are a sign of high thin cirrus clouds drifting 20,000 feet or more above our heads. These clouds contain millions of tiny ice crystals. The halos are...

Fabrice Cahez / Sun rays between clouds over calm sea, Morgat, Crozon pennisula, Brittany, France, November 2012

Sue Daly / Barrel Jellyfish (Rhizostoma pulmo) against crepuscular light rays. Sark, British Channel Islands, July.

Sue Daly / Barrel Jellyfish (Rhizostoma pulmo) against crepuscular light rays. Sark, British Channel Islands, July.

Wild Wonders of Europe / Sá / Underwater view of tree, with sun rays entering the water, Fibreno Lake nature reserve, Lazio, Italy.

Fabrice Cahez / Beech (fagus) forest in autumn. Vosges mountain, France, October.

Ross Hoddinott / Rays of sunlight penetrating woodland, Rhinefield, The New Forest, Hampshire, UK. November 2012.

Danny Green / Brown Bear (Ursus arctos) silhouetted at dawn, Suomussalmi, Kainuu region, Finland, Europe, June 2008, Exclusive Japanese calendar rights for 2014

Wild Wonders of Europe / Bartocha / Sunlight shining into dark woodland, with a stream running through, Ghimbavul Valley Gorge, Arges County, Leota Mountain range, Carpathian Mountains, Romania, July

Wild Wonders of Europe / Bartocha / Ancient European beech tree (Fagus Sylvatica) with sunlight shining between branches, Arges County, Carpathian Mountains, Romania, August

Oriol Alamany / Last rays of light on Cathedral Mountain peak, Yoho National Park, Rocky Mountains, British Columbia, Canada

Jack Dykinga / Rays of light from the setting sun filters through the temples and buttes of the canyon with the silhouetted spires of Angel's Gate in right foreground, Grand Canyon National Park, Arizona, USA

Guy Edwardes / 2020VISION / Sun rays bursting through woodland canopy. New Forest National Park, Hampshire, England, UK, September.

Guy Edwardes / 2020VISION / Dawn in Bolderwood with mist and rays of sunlight. New Forest National Park, Hampshire, England, UK, September.

Guy Edwardes / 2020VISION / Dawn in Bolderwood with mist and rays of sunlight. New Forest National Park, Hampshire, England, UK, September.

Guy Edwardes / 2020VISION / Dawn in Bolderwood with mist and rays of sunlight. New Forest National Park, Hampshire, England, UK, September.

Guy Edwardes / 2020VISION / Dawn in Bolderwood with mist and rays of sunlight. New Forest National Park, Hampshire, England, UK, September. Did you know? This national park has a range of natural habitats, including heath, bog,...

Fabrice Cahez / Woodland path in Vosges forest at dawn, France, November 2010

Ben Hall / 2020VISION / Sun's rays shining through dark clouds, Ballynahone Bog, County Antrim, Northern Ireland, UK, June 2011

Ben Hall / 2020VISION / Sun's rays shining through dark clouds, Ballynahone Bog, County Antrim, Northern Ireland, UK, June 2011

Jeff Wilson / 'Sun Dog', or Parhelion, caused by refraction of the sun's rays, more commonly seen in Antarctica, above glacier, Dry Valleys, Antarctica, December 2009. Taken on location for the BBC series, Frozen P...

Bryan and Cherry Alexander / Iceberg catches low rays of light. East Greenland, September 2005.

Juergen Freund / Dugong (Dugong dugon) surfacing to take a breath of air. Dimakya Island, Palawan, Philippines, April 2010, Endangered species.

Ben Hall / 2020VISION / Ballynahone Bog at dusk, County Londonderry, Northern Ireland, UK, June 2011

Bernard Castelein / Evening light on the Brahmaputra River. Kaziranga National Park, Assam, India, February 2011.

Eric Baccega / Light rays breaking through clouds above the melting icepack. Foxe Basin, Nunavut, Canada, July 2011.

Florian Möllers / Male Chimpanzee (Pan troglodytes schweinfurthii) "Duane" sitting on rainforest floor in early morning light. Budongo Forest Reserve, Masindi, Uganda, Africa. December

Jouan & Rius / Shaft of light shining through Niah cave, interior, Niah NP, Borneo, Sarawak, Malaysia

Edwin Giesbers / Rays of sunlight falling on Bluebells (Hyacinthoides non-scripta / Endymion scriptum) flowering in Beech wood, Hallerbos, Belgium, April

Tim Laman / Sunlight at sunrise shining through morning mist in the lowland rainforest, Danum Valley Conservation Area, Sabah, Malaysia, Borneo.

Aflo / Y-2906 Sun shining and clouds

Aflo / Y-3006 Sun shining behind clouds

Aflo / Y-3004 Sun shining behind clouds

Aflo / N-2603 Sunlight through leaves

Aflo / N-2605 Sunlight through leaves

Aflo / N-2407 Sunlight through Beech leaves abstract {Fagus sp}

Aflo / N-2406 Sunlight through Beech leaves {Fagus sp}

Aflo / N-2706 Soft focus sunlight through Beech leaves {Fagus sp}

Aflo / N-2506 Sunlight through Beech leaves {Fagus sp}

Aflo / N-2505 Sunlight through Beech leaves {Fagus sp}

Aflo / N-2601 Sunlight through Beech leaves {Fagus sp}

Aflo / N-2508 Sunlight through Beech leaves {Fagus sp}

Aflo / N-5007 Rays of sunlight penetrating coniferous woodland, Japan

Aflo / N-5004 Shafts of sunlight penetrating woodland, Japan.

Aflo / N-5005 Shafts of Sunlight through woodland, Willapa Bay, Washington, USA.

Aflo / Bright sunlight through trees.

Aflo / Y-7701 Bright sunlight through clouds, Chilisan, South Korea

Aflo / Y-9902 Bright sun rays above cloud line, Hawaii, USA

Aflo / N-2405 Sunlight through Ginkgo leaves

Aflo / N-2402 Sunlight through Beech leaves {Fagus sp}

Aflo / N-2401 Sunlight through leaves