SCOTLAND: The Big Picture / Loch Morlich with wintry view to Cairngorm, Glenmore, Cairngorms National Park, Scotland, UK, December 2014.

Hiroya Minakuchi / Cloud forest in mist, Madagascar

Pete Oxford / Cloud forest in mist, Ecuador

Pete Oxford / Long-wattled Umbrellabird (Cephalopterus penduliger) in cloud forest, western slope of Andes, Ecuador

Pete Oxford / Cloud forest, Mashpi Rainforest Biodiversity Reserve, Pichincha, Ecuador

Pete Oxford / Cloud forest, Mashpi Rainforest Biodiversity Reserve, Pichincha, Ecuador

Pete Oxford / Cloud forest, Mashpi Rainforest Biodiversity Reserve, Pichincha, Ecuador

Pete Oxford / Cloud forest, Mashpi Rainforest Biodiversity Reserve, Pichincha, Ecuador

Pete Oxford / Bracket fungus in cloud forest, Mindo Cloud Forest, Ecuador

Terry Whittaker / Birch (Betula pendula) and Scots pine (Pinus sylvestris) forest around Loch Affric in dramatic light, Glen Affric, Highlands, Scotland, UK February

Nick Hawkins / Cloud forest scene in the Monteverde Cloud Forest Reserve, Costa Rica, February 2015.

Mark Carwardine / Coniferous forest and clouds, southeast Alaska

Cyril Ruoso / Bromeliads and epiphytes in tropical mountain forest, Sierra Santa Marta NP, Sierra Nevada de Santa Marta, Colombia

Nick Upton / Overview of Taganana village and valley flanked by subtropical Laurel forests and extinct volcanoes in the cloud-shrouded Anaga mountains, Anaga Rural Park,Tenerife, May.

Nick Upton / Clouds around the highlands of Tenerife, with dense forests of Canary Island pine (Pinus canariensis) Tenerife, May.

Nick Upton / Cloud around the highlands of Tenerife, with dense forests of Canary Island pine (Pinus canariensis) and montane endemics including Teide white broom (Spartocytisus supranubius) and Teide straw (Desco...

Nick Upton / Extinct volcanoes in the cloud-shrouded Anaga mountains flanked by subtropical Laurel forests above Taganana village, Anaga Rural Park,Tenerife, May.

MYN / Javier Aznar / Tiger beetle (Cicindelidae) cloud forests, Mashpi, Ecuador. Meetyourneighbours.net project

Jim Brandenburg / Cloudy sky over lake, Minnesota

Jim Brandenburg / Sun and clouds reflected in water, Minnesota

Ingo Arndt / Forested hillsides, Alexander von Humboldt National Park, Cuba

Sebastian Kennerknecht / Dromedary (Camelus dromedarius) camels in deciduous cloud forest, Dhofar Mountains, Oman

Yva Momatiuk & John Eastcott / Quaking Aspen (Populus tremuloides) trees in autumn, Rocky Mountains, Colorado

Yva Momatiuk & John Eastcott / Quaking Aspen (Populus tremuloides) trees in autumn, San Juan National Forest, Rocky Mountains, Colorado

Chien Lee / Montane cloud forest showing lush interior, Sulawesi, Indonesia

David Pattyn / Pine trees in mist, Ballons des Vosges Regional Natural Park, Vosges, France, October 2014.

Matthias Breiter / Coastal flats in front of taiga treeline, Hudson Bay, Manitoba, Canada

Pete Oxford / Cloud forest canopy, Andes, Ecuador

James Christensen / Eyelash Viper (Bothriechis schlegelii) in rainforest, Septimo Paraiso Cloud Forest Reserve, Mindo, Ecuador

James Christensen / Eyelash Viper (Bothriechis schlegelii) in rainforest, Septimo Paraiso Cloud Forest Reserve, Mindo, Ecuador

James Christensen / Horned Anole (Anolis proboscis) male in cloud forest, Mindo, Ecuador

Pete Oxford / Low cloud over forests on the Naga Hills, Nagaland, North East India, October 2014.

Pete Oxford / Low cloud over forests on the Naga Hills, Nagaland, North East India, October 2014.

Pete Oxford / Low cloud over forests on the Naga Hills, Nagaland, North East India, October 2014.

Juan Carlos Munoz / Autumnal forests in Triglav National Park, Trenta Valley, Julian Alps, Bovec, Slovenia, October 2014.

Martin Willis / Daintree River running through the Daintree Rainforest below Thornton Peak, Cape Tribulation, Queensland, Australia

Jack Jeffrey / Nene (Branta sandvicensis) in cloud forest, Hawaii

Rolf Nussbaumer / Sword-billed Hummingbird (Ensifera ensifera) male feeding from passionflower (Passiflora mixta), Papallacta, Ecuador, Andes, South America. January.

Ben Cranke / Panoramic of conifer forests, near Kuusamo, Finland. February 2011.

Chien Lee / Tualang (Koompassia excelsa) emergent tree towering above the mist-shrouded canopy of the rainforest, Danum Valley Conservation Area, Borneo, Malaysia

Ammonite / Timelapse of mist moving over and dispersing above cloud forest, Santa Rosa National Park, Costa Rica, 2008.

Radomir Jakubowski / Low clouds over Coniferous forests, Vosges Mountains, France, November 2012.

Radomir Jakubowski / Sunbeams shining through low clouds over Coniferous forests, Vosges Mountains, France, November 2012.

Radomir Jakubowski / Low clouds over Coniferous forests, Vosges Mountains, France, November 2012.

Radomir Jakubowski / Clouds over forests at sunrise, Niederhorn Mountain, Bernese Alps, Switzerland, August 2012.

Radomir Jakubowski / Low clouds over Coniferous forests, Vosges Mountains, France, November 2012.

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

Radomir Jakubowski / Sunbeams shining through low clouds over Coniferous forests, Vosges Mountains, France, November 2012.

Tim Fitzharris / Opal Range surrounded by fog, Kananaskis Country, Alberta, Canada

Tim Fitzharris / Mount Kidd and Wedge Pond, Kananaskis Country, Alberta, Canada

Thomas Marent / The Matterhorn, Switzerland

Tim Laman / Moss forest / cloud forest of Sombom Ridge, Saruwaged Range, Huon Peninsula, Papua New Guinea

Tim Laman / Dawn mist hangs in montane forest at Lake Habbema, Jayawijaya Mountains, Papua, New Guinea, Indonesia. June 2010

Tim Laman / Montane pond reflects the dawn sky near Lake Habbema. Jayawijaya Mountains, Papua, New Guinea, Indonesia. June 2010

Cyril Ruoso / Primary temperate rainforest, Yakushima Mountains, Yakushima Island, Japan

Tui De Roy / Olinguito (Bassaricyon neblina), the first new carnivore discovered in the Americas for 35 years, Bellavista Cloud Forest Reserve, Ecuador

Tui De Roy / Olinguito (Bassaricyon neblina), the first new carnivore discovered in the Americas for 35 years, Bellavista Cloud Forest Reserve, Ecuador

Tui De Roy / Olinguito (Bassaricyon neblina), the first new carnivore discovered in the Americas for 35 years, Bellavista Cloud Forest Reserve, Ecuador

TOM MANGELSEN / Horned guan (Oreophasis derbianus) standing in a tree, El Triunfo Biosphere Reserve, Sierra Madre de Chiapas, Mexico.

TOM MANGELSEN / Male Resplendent quetzal (Pharomachrus mocinno) at nest hole, El Triunfo Biosphere Reserve, Sierra Madre de Chiapas, Mexico.

TOM MANGELSEN / Portrait of a male Resplendent quetzal (Pharomachrus mocinno) perched on a branch, El Triunfo Biosphere Reserve, Sierra Madre de Chiapas, Mexico.

TOM MANGELSEN / Male Resplendent quetzal (Pharomachrus mocinno) sticking its head out of its nest hole, El Triunfo Biosphere Reserve, Sierre Madre de Chiapas, Mexico.

TOM MANGELSEN / Female Resplendent quetzal (Pharomachrus mocinno) perched at its nest hole, El Triunfo Biosphere Reserve, Sierra Madre de Chiapas, Mexico.

TOM MANGELSEN / Male Resplendent quetzal (Pharomachrus mocinno) perched at its nest hole, El Triunfo Biosphere Reserve, Sierra Madre de Chiapas, Mexico.

Jabruson / Lightning storm over rainforest clearing 'Dzanga Bai'. Dzanga-Ndoki National Park, Central African Republic.

David Tipling / Path through Cloud Forest at Savegre, Costa Rica

David Tipling / Cloud Forest at Savegre. Costa Rica

Murray Cooper / Cloud forest, Cayambe Coca Ecological Reserve, Ecuador

Sebastian Kennerknecht / Meranti (Dipterocarpaceae) trees in clouds in lowland rainforest, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Sebastian Kennerknecht / Lowland rainforest shrouded in clouds at sunrise, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Sebastian Kennerknecht / Meranti (Dipterocarpaceae) trees in clouds in lowland rainforest, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) female in cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) male in wild avocado tree, cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) male in cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) male taking off in cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) male in tree, cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) male perched on branch in cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) male perched on branch in cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) male in cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) rear view of male showing long tail, in cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Juan Carlos Munoz / Cloud forest, Monteverde Region, Costa Rica, Central America

Juan Carlos Munoz / Quetzal (Pharomachrus mocinno) male, in cloud forest, Los Quetzales National Park, Savegre River Valley, Talamanca Range, Costa Rica, Central America

Jabruson / Aerial view of Lope National Park rainforest with early morning cloud overhead, Gabon

Wild Wonders of Europe / Müller / European beech forest (Fagus sylvatica) covered in low cloud cover, Polino, Umbria, Italy.

Tim Fitzharris / Pond and boreal forest, Ruby Range near Crested Butte, Colorado

Ingo Arndt / Crowned Frog (Anotheca spinosa) in cloud forest, Costa Rica

Ingo Arndt / Crowned Frog (Anotheca spinosa) in cloud forest, Costa Rica

Hiroya Minakuchi / Pitcher Plant (Nepenthes sp) in cloud forest, Costa Rica

Tui De Roy / Cinnamon screech owl (Megascops petersoni) portrait, Bellavista cloud forest private reserve, 1700m altitude, Tandayapa Valley, Andean cloud forest, West slope, Tropical Andes, Ecuador

Pete Oxford / Rainforest and Tiputini River, Yasuni National Park, Amazon Rainforest, Ecuador

Suzi Eszterhas / Kibale Forest covered in mist, western Uganda

Hiroya Minakuchi / Rainforest along river, Kinabatangan River, Malaysia

Mark Hamblin / 2020VISION / Scot's Pines (Pinus sylvestris) on moorland. Abernethy NNR, Cairngorms National Park, Scotland, UK, September.

Mark Hamblin / 2020VISION / Scot's Pines (Pinus sylvestris) on moorland. Abernethy NNR, Cairngorms National Park, Scotland, UK, September.

Roland Seitre / High cloud forest in the Orjiamarillo reserve. Antioquia, Colombia, 2010.

Sebastian Kennerknecht / Arabian Caracal (Caracal caracal schmitzi) in cloud forest, Hawf Protected Area, Yemen