Michele Westmorland / Schooling fish around healthy reef system, Castle Rock, Komodo National Park, Indonesia.

Michele Westmorland / Man collecting black sand in an area which is one of the locations for producing fine restaurant quality salt, most of which is shipped to Japan, Kusimbi Beach, Bali, Indonesia 2009. No release availa...

Richard Du Toit / Waterbuck (Kobus ellipsiprymnus) head portrait, Limpopo Province, Pafuri, South Africa

Richard Du Toit / Red billed Quelea (Quelea quelea) blurred motion flock in flight, Mpumalanga Province, South Africa, March 2012

George Sanker / Ellis River high in White Mountain National Forest. New Hampshire, October 2012.

George Sanker / American Buffalo / Bison (Bison bison) grazing in open plains. Yellowstone National Park, Wyoming, October.

Richard Du Toit / Burchell's Zebra (Equus burchellii) pair nuzzling, Rietvlei Nature Reserve, Gauteng, South Africa

Richard Du Toit / Burchell's Zebra (Equus burchellii) yawning, Rietvlei Nature Reserve, Gauteng, South Africa

Richard Du Toit / Cattle Egret (Bubulcus ibis) on Burchell's Zebra (Equus burchellii), Rietvlei Nature Reserve, Gauteng, South Africa

Richard Du Toit / Burchell's Zebra (Equus burchellii) males fighting, Rietvlei Nature Reserve, Gauteng, South Africa

Richard Du Toit / Burchell's Zebra (Equus burchellii) pair, Rietvlei Nature Reserve, Gauteng, South Africa

Richard Du Toit / Burchell's Zebra (Equus burchellii) males fighting, Rietvlei Nature Reserve, Gauteng, South Africa

Piotr Naskrecki / Mantid (Mantidae), Woburn, Massachusetts

Piotr Naskrecki / Mantid (Taumantis sp) instar, Woburn, Massachusetts

Guy Edwardes / Mozambique Spitting Cobra (Naja mossambica) ejecting venom, Kruger, South South Africa, Controlled conditions

Guy Edwardes / Mozambique Spitting Cobra (Naja mossambica) ejecting venom Kruger, South Africa, Controlled conditions.

Gavin Hellier / View over the Churches and cityscape of Reykjavik with a backdrop of snow capped mountains, Iceland 2006

Gavin Hellier / Elevated view of mid-town Manhattan, New York City, USA 2009. No release available.

Gavin Hellier / Panoramic view of Queensboro Bridge and Mid town Manhattan, New York City, USA 2009. No release available.

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

Gavin Hellier / Looking up at the Empire State Building on a rainy evening, Manhattan, New York City, USA 2009. No release available.

Gavin Hellier / Elevated view over the Djemaa el-Fna at sunset, Marrakech, Morocco, 2011. No release available.

Gavin Hellier / Panoramic view of the foggy skyline of San Francisco at sunrise, California, USA 2011

Gavin Hellier / Wenkchemna Peaks or Ten Peaks rising over Moraine lake in the snow, near Lake Louise, Banff National Park, Alberta, Canada, 2007

Gavin Hellier / Wenkchemna Peaks or Ten Peaks rising over Moraine lake in the snow, near Lake Louise, Banff National Park, Alberta, Canada, 2007

Gavin Hellier / Peyto Lake, coloured by glacial silt, Banff-Jasper National Parks, Alberta, Canada, 2007

Gavin Hellier / Skyline and inner harbour including Rowes Wharf at dawn, Boston, Massachusetts, USA 2009. No release available.

Markus Varesvuo / White-tailed Eagle (Haliaeetus albicilla) mobbed by common gull (Larus canus) Flatanger, Norway, July

Gavin Hellier / View of downtown Los Angeles, California, USA, July 2011. No release available.

Gavin Hellier / Luxury cruise liner infront of Midtown Manhattan across the Hudson River, New York, USA October 2011. No release available.

Juan Carlos Munoz / Detail of melting ice on Jokulsarlon beach. Southern Iceland, Europe, November 2012.

Juan Carlos Munoz / Broken ice abstract, Jokulsarlon glacier lagoon. Southern Iceland, Iceland, Europe, March 2011.

Juan Carlos Munoz / Detail in frozen waterfall. Selijalandfoss waterfall, Southern Iceland, Europe, March 2011.

Jeff Vanuga / Aerial view of Grand Prismatic Springs Midway Geyser Basin. Yellowstone National Park, Wyoming, July 2011.

Ole Jorgen Liodden / Fiordland crested penguin (Eudyptes pachyrhynchus) in foamy waves, Vulnerable species, Westland, New Zealand, November

Niall Benvie / Snow covered mountains in Krokelvdalen. Senja, Norway, March 2011.

Niall Benvie / Twin Birch (Betula) trees highlighted snow. Senja, Norway, February.

Staffan Widstrand / Brunnich's Guillemot (Uria lomvia) stretching wings and calling on small ice floe, Svalbard, Norway, July

Staffan Widstrand / Coastal ice, Svalbard, Norway, July 2011

Staffan Widstrand / Polar Bear (Ursus maritimus) mobbed by possibly a Skua, Svalbard, Norway, July

Staffan Widstrand / Polar Bear (Ursus maritimus) head portrait with blue tongue out, Svalbard, Norway

Staffan Widstrand / Kayaking past icebergs in Svalbard, Norway, July 2011. Model released.

Juan Carlos Munoz / People descending into the Thrihnukagigur volcano a dormant volcano, now used for tours, Iceland, Europe, June 2012

Linda Pitkin / 2020VISION / Fisheries assistant Stephanie Kershaw and volunteer John Dumont at the Eden Rivers Trust electrofishing for juvenile Atlantic salmon (Salmo salar) and Brown trout (Salmo trutta) as part of a capture a...

Ross Hoddinott / 2020VISION / School child releases salmon fry in the River Haddeo, with Westcountry Rivers Trust (WRT) warden. Bury, Exmoor National Park, Somerset, UK. May 2012. Editorial use only

Michel Roggo / Perch (Perca fluviatilis). Juktan river, tributary of Umeälven river, Lapland, Sweden, July.

Michel Roggo / Sockeye / Red Salmon (Oncorhynchus nerka) on spawning migration; males surrounding a female. Adams River, British Columbia, Canada, October.

Michel Roggo / Sockeye / Red Salmon (Oncorhynchus nerka) on spawning migration. Adams River, British Columbia, Canada, October.

Michel Roggo / Sockeye / Red Salmon (Oncorhynchus nerka) on spawning migration. Adams River, British Columbia, Canada, October.

Michel Roggo / Sockeye / Red Salmon (Oncorhynchus nerka) on spawning migration. Adams River, British Columbia, Canada, October.

Michel Roggo / Sockeye / Red Salmon (Oncorhynchus nerka) on spawning migration. Adams River, British Columbia, Canada, October.

Michel Roggo / Atlantic Salmon (Salmo salar) in pool on upstream spawning migration. Quebec, Canada, August.

Michel Roggo / Atlantic Salmon (Salmo salar) male, captive in fish-farm. France.

Tim Fitzharris / Grizzly Bear (Ursus arctos horribilis) cub in snow, Idaho

Tim Fitzharris / Ruby Beach, Olympic National Park, Washington

Staffan Widstrand / Lichen (Xanthoria sp) growing on rocks by coastline, Svalbard, Norway

Staffan Widstrand / Brunnich's Guillemot (Uria lomvia) on sea surface, Svalbard, Norway July

Staffan Widstrand / Polar Bear (Ursus maritimus) reflection in water, Svalbard, Norway

Staffan Widstrand / Polar Bear (Ursus maritimus) head portrait with blue tongue sticking out, Svalbard, Norway

Staffan Widstrand / Ringed seal (Pusa hispida) hauled out on rock, Svalbard, Norway

Doc White / Blue Whales (Balaenoptera musculus) throat inflated, filter feeding at sea surface. California, USA. Sequence 1 of 2.

Ben Hall / Chilean flamingos (Phoenicopterus chilensis) in flight over mountain peaks with glacier in the distance, Torres Del Paine National Park, Chile. Winner of Landscape category, Nature's Best / Windland S...

Danny Green / Snow Geese (Chen caerulescens) in flight, silhouetted against colourful dusk sky. Bosque del Apache, New Mexico, USA, November.

Danny Green / Snow Goose (Chen caerulescens), coming in to land. Bosque del Apache, New Mexico, USA, November.

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

Danny Green / Brown Bear (Ursus arctos), cub climbing a tree, Finland, July.

Alex Mustard / Two Whale sharks (Rhincodon typus) feeding on fish eggs at the surface, Isla Mujeres, Quintana Roo, Yucatan Peninsula, Mexico, Caribbean Sea.

Sumio Harada / Black Bear (Ursus americanus) mother and cub near tree den, Glacier National Park, Montana

Alex Hyde / Silver Studded Blue (Plebejus argus), Gran Paradiso National Park, Aosta Valley, Pennine Alps, Italy. July.

Alex Hyde / Magpie Moth caterpillar (Abraxas grossulariata) showing warning colouration, photographed on a white background. Peak District National Park, Derbyshire, UK. June.

Markus Varesvuo / Ruff (Philomachus pugnax) two males displaying in territorial dispute, Liminka Finland June

Markus Varesvuo / Common Raven (Corvus corax) two in flight during snow storm, Kuusamo, Finland April

Markus Varesvuo / Common Raven (Corvus corax) huddled down amidst snow storm, Utajarvi Finland, February

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopus minor) on bullrush, Uto Finland October

Markus Varesvuo / Great Grey Owl (Strix nebulosa) hovering and watching for prey, hunting behaviour, Rovaniemi Finland March

Markus Varesvuo / Golden Eagle (Aquila chrysaetos) portrait in snow, Utajarvi, Finland February

Markus Varesvuo / Curlew Sandpiper (Calidris ferruginea) reflected in shallow water, Uto Finland July

Markus Varesvuo / Capercaillie (Tetrao urogallus) close up of male calling in the snow, Vaala Finland April

Markus Varesvuo / Blue Tits (Paris caereleus) two feeding on red berries, Uto Finland October

Markus Varesvuo / Blackcap (Sylvia atricapilla) Uto Finland May

Markus Varesvuo / Arctic Tern (Sterna paradisaea) in flight, silhouetted against the moon at dusk, Uto Finland July

Markus Varesvuo / Bohemian waxwings (Bombycilla garrulus) feeding on berries, Uto Finland October

Markus Varesvuo / Ural Owl (Strix uralensis)Kuusamo Finland February 2012

Markus Varesvuo / Common Swift (Apus apus) in flight, Helsinki Finland July

Markus Varesvuo / Two Sparrowhawks (Accipiter nisus) immature male and female in flight, male on left, Falsterbo, Sweden. September.

Ingo Arndt / Grizzly Bear (Ursus arctos horribilis) front and rear tracks in mud, Lake Clark National Park, Alaska

Ingo Arndt / Timber Wolf (Canis lupus) running in snow, Minnesota

Ingo Arndt / Grizzly Bear (Ursus arctos horribilis) chasing salmon, Lake Clark National Park, Alaska

Ingo Arndt / Grizzly Bear (Ursus arctos horribilis) cub running through shallow water, Lake Clark National Park, Alaska

Ingo Arndt / Grizzly Bear (Ursus arctos horribilis) mother with cub, Lake Clark National Park, Alaska

Ingo Arndt / Timber Wolf (Canis lupus) crossing river, Minnesota

Marie Read / Pinyon Jay (Gymnorhinus cyanocephalus), gathering Pinyon Pine seeds in autumn. Mono Lake Basin, California, USA, October.

Jeff Rotman / Northern Sea Stars (Asterias vulgaris) feeds on bed of mussels. Cathedral Rocks, Gloucester, Massachusetts, New England USA - North Atlantic Ocean.

Markus Varesvuo / Waxwing (Bombicilla garrulus) flock on snow covered pine tree, Kuusamo, Finland, February. Fascinating birds bookplate.

Markus Varesvuo / Oystercatcher, (Haemotopus ostralegus) landing, Meriharakka, Norway, July. Fascinating birds bookplate.