Shane P. White / Tephra during volcanic eruption, Mount Yasur, Tanna Island, Vanuatu

Jed Weingarten / Wild Wonders of China / White-lipped deer (Cervus albirostris) stags in mountain landscape, Serxu County, Garze Prefecture, Sichuan Province, China.

Shane P. White / Lake and mountains, Cuernos del Paine, Torres del Paine National Park, Patagonia, Chile

Shane P. White / Forest in autumn near mountains, Mount Fitz Roy, Patagonia, Chile

SCOTLAND: The Big Picture / Mountain hare (Lepus timidus) in a freshly dug snow hole, Cairngorms National Park, Scotland, UK, December.

SCOTLAND: The Big Picture / Mountain hare (Lepus timidus) in white winter coat, Scotland, UK, February.

Bence Mate / White-throated Mountain Gem (Lampornis castaneoventris), Green-crowned Brilliant (Heliodoxa jacula) group of three with one in flight, Savegre, Costa Rica

Carol Walker / Two wild Mustang stallions fighting in the White Mountain Herd Area, Wyoming, USA. August.

Alex Hyde / Silk moth (Automeris zugana) sequence 1 of 2, photographed on a white background in mobile field studio, Cordillera de Talamanca mountain range, Caribbean Slopes, Costa Rica.

Alex Hyde / Silk moth (Automeris zugana) sequence 2 of 2, with wings open to reveal eyespots, a means of deterring predators, photographed on a white background in mobile field studio, Cordillera de Talamanca mou...

Mark Hamblin / Mountain hare (Lepus timidus) in white winter coat camouflaged in snow, Scotland, UK. Commended in the Asferico Competition 2016.

Floris van Breugel / Driving the remote dirt roads, 11000ft altitude, White Mountains, California, USA, June

Floris van Breugel / Wild horse / mustang in open landscape, White Mountains, California, USA, July

Floris van Breugel / Bristlecone pine (Pinus aristata) abstract view of exposed and weathered wood layers, White Mountains, California, USA July

Floris van Breugel / Ancient Bristlecone pine (Pinus aristata) clings to life, with a grand view of endless sage valleys, White Mountains, California, USA, July

Espen Bergersen / Silhouette of White-tailed eagle (haliaeetus albicilla) sitting on coastal rocks, Kvaloya, Troms, Norway, October.

Erlend Haarberg / Mountain hare (Lepus timidus) sitting in snow at night, Norway, April.

Ben Hall / White-tailed eagle (Haliaeetus albicilla) in flight over mountain landscape at dusk, Iceland, January.

Colin Monteath/ Hedgehog House / Clouds and mountains reflected in lake, Lake Matheson, Mount Tasman and Mount Cook, Westland National Park, New Zealand

Sven Zacek / Wood sorrel (Oxalis acetosella) flowers, Southern Estonia.

Kirkendall-Spring / Oak trees (Quercus) in the fog, Figueroa Mountain, Los Padres National Forest, California, USA.

Kirkendall-Spring / Squaretop Mountain, Bridger Wilderness of the Wind River Range, Bridger National Forest, Wyoming, USA.

Mark Hamblin / Mountain hare (Lepus timidus) in white winter coat stretching - in snowy habitat, Scotland. Highly Commended in the Mammals category of the GDT European Photographer of the Year Competition 2015.

Alex Hyde / Mountain hare (Lepus timidus), Cairngorms National Park, Scotland. January.

Chris & Monique Fallows / Wandering albatross (Diomedea exulans) flying off coast of South Georgia Island.

Chris & Monique Fallows / Wandering albatross (Diomedea exulans), engaged in mating display. South Georgia Island, Southern Ocean.

Andy Rouse / Mountain hares (Lepus timidus) boxing in snow, Scotland, UK, December.

Andy Rouse / Mountain hare (Lepus timidus) in snow cave, Scotland, UK, December.

Floris van Breugel / Black and white photograph of Ice crystals up to 12 inches long along a small creek in a remote valley, Brooks Range, Gates of the Arctic National Park, Alaska, August 2014.

Floris van Breugel / Black and white photograph of humpback whale (Megaptera novaeangliae) tail slapping at surface, Glacier Bay National Park, Alaska, USA, August 2014.

Markus Varesvuo / White-tailed Eagle (Haliaeetus albicilla) in flight with mountains in background, Hokkaido, Japan, February

Markus Varesvuo / Steller's Eagle (Haliaeteus pelagicus) flying past snowy mountain peak, Hokkaido, Japan, February

Hougaard Malan / Pristine white beach with table mountain beyond under a clear blue sky. Bloubergstrand, Cape Town, South Africa. November 2011.

Hougaard Malan / Pristine white beach with table mountain beyond under a clear blue sky. Bloubergstrand, Cape Town, South Africa. November 2011.

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, grooming, Cairngorms National Park, Scotland, UK, February.

Erlend Haarberg / Mountain hare (Lepus timidus) head portrait. Vauldalen, Sor-Trondelag, Norway, April.

Dong Lei / White-browed Rosefinch (Carpodacus thura) with Tibetan prayer flags featuring the 'wind horse'. Pamuling mountain, Qinghai-Tibetan Plateau, China,

Andy Trowbridge / Arctic Fox (Alopex / Vulpes lagopus) standing on ridge, during moult from grey summer fur to winter white. Dovrefjell National Park, Norway, September.

Jussi Murtosaari / Mountain Apollo (Parnassius apollo) in flight, southwest Finland, February, July.

Erlend Haarberg / Mountain hare (Lepus timidus) portrait. Vauldalen, Sor-Trondelag, Norway. Highly commended in the GDT 2013 Competition.

Paul Harcourt Davies,Paul Harcourt Davies / Apollo butterfly (Parnasius apollo) feeding on flower, Mount Terminillo, Rieti, Lazio, Italy, July 2011

David Pattyn,David Pattyn / Snow covered mountain slopes with pine trees in Gran Paradiso National Park, Italy, December 2011

Igor Shpilenok,Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) recently risen from hibernation in the caldera of the Uzon Volcano. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, April.

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

Jack Dykinga / Cibecue Creek waterfall pouring through canyon narrows, White Mountain Apache Reservation, Arizona, USA

Mark Hamblin / 2020VISION / Mountain Hare (Lepus timidus) in winter pelage, running across snow. Scotland. January 2010. Highly commended, 'Animal Behaviour' category, British Wildlife Photography Awards (BWPA) competition 2012.

Fergus Gill / 2020VISION / Snow Butning (Plectrophenax nivalis) Searching for food in a snow storm. Cairngorms National Park

Erlend Haarberg / Two Mountain hares (Lepus timidus) fighting, Sor-Trondelag, Norway, April

Ben Hall / Mountain hare (Lepus timidus) crouched in its form in a snow drift, Derbyshire, UK February

Graham Eaton / A low angle view of a waterfall, from within a mountain stream, Ogwen Cottage, Snowdonia NP, Gwynedd, Wales, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, stretching on snow, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, running across snow, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat running across snow, stretched at full length, Scotland, UK, February

Mark Hamblin / 2020VISION / Hill walker watching Mountain hare (Lepus timidus) in snow, Cairngorms NP, Scotland, March 2010 Model Released

Alex Hyde / Mountain Hare (Lepus timidus) on moorland with white winter coat, Kinder Scout, Peak District National Park, Derbyshire, UK, February.

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) with partial winter coat, Scotland, UK, April

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) with partial winter coat, Scotland, UK, April

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat running across a snow field, with wind-blown spindrift snow, Scotland, UK, January

Mark Hamblin / 2020VISION / Cairngorm mountain landscape in winter, Cairngorms NP, Scotland, UK, February 2010

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) scratching for food in the snow, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, running across snow, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, standing in the snow, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, sitting in snow, yawning, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) sitting on a ridge, in winter coat in snow, Cairngorms NP, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, running up a snow-covered slope, Scotland, UK, February. Did you know? Mountain hares' feet act like snowshoes, spreading out the animal's weight over th...

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus), in winter coat stretching, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat sitting in the snow, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, running along a snow ridge, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat in snow, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat coming to a stop after running, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat running across snow, Scotland, UK, February. Did you know? Brown hares run away in zigzags whilst Mountain hares are more likely to run away in a curve.

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, running across snow, Scotland, UK, January

Mark Hamblin / 2020VISION / Two Mountain hares (Lepus timidus) in winter coats, running over snow, Cairngorms NP, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, running across snow, Scotland, UK, February

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat running across snow, stretched at full length, Scotland, UK, February. 2020VISION Exhibition. 2020VISION Book Plate.

Michael & Patricia Fogden / White-necked Jacobin (Florisuga mellivora) hummingbird male feeding on nectar of Fairy Duster (Calliandra sp) flower in cloud forest, Tandayapa Valley, western slope of Andes, Ecuador

Ole Jorgen Liodden / Glacier and mountain peaks. Spitsbergen, Svalbard, September.

Andrew Parkinson / Mountain hare (Lepus timidus) alert portrait in white winter coat, Monadhliath Mountains, Scotland, UK, February.

Andrew Parkinson / Mountain hare (Lepus timidus) adult in its white winter coat trying to conceal itself on heather moorland, Monadhliath Mountains, Scotland, UK, February.

Andrew Parkinson / Mountain hare (Lepus timidus) in white winter coat, Monadhliath Mountains, Scotland, UK, February.

Peter Cairns / Mountain hare (Lepus timidus) on horizon, camouflaged in winter coat on snow, Scotland, UK, February

Andy Rouse / Man playing in deep snow with dogs (two German shepherds and a spaniel) on closed road on Caerphilly Mountain, Caerphilly, South Wales, UK, December 2010, Model released

Jeff Wilson / Mountain landscape, Antarctica, November 2008. Taken on location for the BBC series, Frozen Planet.

Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) in winter coat, running across snow, Cairngorms NP, Scotland, January 2010. Photographer quote: "After 4 hours of trudging through deep snow I was completely exhausted an...

Peter Cairns / 2020VISION / Rock ptarmigan (Lagopus mutus) tracks in snow, with low winter sun, Lochain Mountain, Cairngorms NP, Highlands, Scotland, UK, February 2010. 2020VISION Book Plate.

Peter Cairns / 2020VISION / Line of mountain walkers in winter, Lochain Mountains, Cairngorms NP, Highlands, Scotland, UK, February 2010. 2020VISION Exhibition. 2020VISION Book Plate.

Fergus Gill / Mountain hare (Lepus timidus) sheltering on a winter day. Cairngorms National Park, Scotland, March

Andrew Parkinson / Ptarmigan (Lagopus mutus) in white winter plumage framed by a walker passing by during a blizzard. Cairngorm Mountains, Scotland, UK. February (non-ex)

Andrew Parkinson / Ptarmigan (Lagopus mutus) male in flight over snow covered Cairngorm Mountains, Scotland, February. (non-ex)

Daniel Heuclin / Arizona mountain kingsnakes (Lampropeltis pyromelana) Found in Chiricahua mountains, SE Arirona. Controlled conditions

Mark Hamblin / Mountain hare (Lepus timidus) running across wind swept snow field, near Carrbridge, Cairngorms National Park, Scotland, January 2010. Highly commended in the Habitat category of the BWPA competition...

Aflo / Y-6504 Cirrus clouds in blue sky above mountain range, North America

Gerrit Vyn / Male White-throated Mountain Gem (Lampornis castaneoventris). Tamalanca Mountains, Costa Rica. May.

Wild Wonders of Europe / Maitland / Black veined white butterfly (Aporia crataegi) on Carthusian pink (Dianthus carthusianorum) in a mountain pasture, Stenje region, Galicica National Park, Macedonia, June 2009