John Sparks / David Attenborough with mountain gorillas, on location during filming for BBC 'Life on Earth' series in Rwanda 1979

Sven Zacek / Aerial view of a small forest lake in Karula National Park, Valgamaa county, Southern Estonia. Highly commended in the Wildlife Photographer of the Year Awards 2019.

Morley Read / Aerial shot tracking over a 1800m high tepui, Nangartiza Valley, Zamora Chinchipe Province, Ecuador, 2018.

Morley Read / Aerial timelapse rising over misty cloudforest covering the slopes of Sumaco Volcano, with a water filled crater lake in foreground, Napo Province, Ecuador, 2018. (non-ex)

David Pattyn / Tayra (Eira barbara) climbing in a tree in rainforest habitat with fern covered trees, Bellavista private reserve, Mindo cloud forest area, Ecuador, July

David Pattyn / Tayra (Eira barbara) climbing in a tree in rainforest habitat with fern covered trees, Bellavista private reserve, Mindo cloud forest area, Ecuador, July

David Pattyn / Moriche palm tree (Mauritia flexuosa) at Laguna Grande in an area of flooded forest, Cuyabeno wildlife reserve, Sucumbios, Amazon rainforest, Ecuador, July, Cuyabeno wildlife reserve, Sucumbios, Amazo...

David Pattyn / Common Potoo (Nyctibius griseus) camouflaged on tree with a young juvenile opposite it, Mindo cloud forest area, Ecuador, July

David Pattyn / Plate-billed Mountain-Toucan (Andigena laminirostris), Bellavista private reserve, Mindo cloud forest, Pichincha, Ecuador, July

Duncan Murrell / Montane rainforest, Hienghene, New Caledonia.

Mark Bowler / Aerial shot of the Amazon Rainforest at dawn, with mist over the canopy, Rio Tambopata, Madre de Dios, Peru, 2016.

Alex Hyde / Brown / Tufted Capuchin (Cebus apella) family group in cloud forest, Manu Biosphere Reserve, Peru.

Lucas Bustamante / Mosquito (Culicidae) feeding on the back of an Equatorial anole (Anolis aequatorialis) Mindo, Pichincha, Ecuador.

Lucas Bustamante / Pinocchio lizard (Anolis proboscis) male on stem, Mindo, Pichincha, Ecuador, Endangered species.

Lucas Bustamante / Moss rainfrog (Pristimantis eriphus) siting on leaf, Cosango, Napo Ecuador, Vulnerable species.

Pal Hermansen / Aerial shot of a coniferous forest after heavy snowfall, camera ascends into fog, Akershus, Norway, January 2018.

Doug Wechsler / Yellow-plumed parakeets (Leptosittaca branickii) at nest cavity in wax palm stump, Tapichalaca Biological Reserve, Ecuador.

Juan Carlos Munoz / Aerial view of Delta Sierpe River Terraba, Corcovado National Park, Osa Peninsula, Puntarenas Province, Costa Rica. December 2014.

Sven Zacek / Autumn trees on the Rapa River Delta, aerial view, Rapadalen Sarek National Park, Sweden, September 2009.

Juan Carlos Munoz / House in Soca valley, Triglav National Park, Julian Alps, Bovec, Slovenia, October 2014.

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

Juan Carlos Munoz / Tourists hiking along dirt track, Triglav National Park, Julian Alps, Slovenia, October 2010.

Steve O. Taylor (GHF) / Loss of topsoil in deforested land, Central Kalimantan, Indonesian Borneo. June 2010.

Kirkendall-Spring / Hikers on the trail to Three Fingered Jack, Mount Jefferson Wilderness, Duschutes National Forest. Oregon, USA, July 2014. Model released.

Denis-Huot / Bushfires in dry season on the Isuria escarpment, Masai-Mara Game Reserve, Kenya. October 2007.

Bence Mate / Violet sabrewing (Campylopterus hemileucurus) in flight at feeding station, Monte Verde Cloud Forest, Costa Rica.

Enrique Lopez-Tapia / The forests of the Modi Khola river valley shrouded in fog. Annapurna Sanctuary, central Nepal, November 2011.

Tim Laman / Aerial view of morning mist above the Tiputini River in Yasuni National Park, Francisco de Orellana Province, Ecuador, July.

Tim Laman / Male Club-winged Manakin (Machaeropterus deliciosus) hitting his wings (stridulating) together over his back to attract mate, Endemic, Milpe Cloudforest Reserve, Ecuador, January.

Adam Burton / Derwent Water and Catbells mountain, Lake District National Park, Cumbria, England. October 2012.

Tim Laman / Mist in the cloud forest at Sombom Ridge, Saruwaged Range, Huon Peninsula, Papua New Guinea

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

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

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

Jurgen Freund / Aerial view of Whitehaven Beach - a seven kilometre stretch of pure white sand, Coral Sea, Pacific Ocean, August 2011

Anup Shah / Western lowland gorilla (Gorilla gorilla gorilla) female 'Malui' walking through a cloud of butterflies she has disturbed in Bai Hokou, Dzanga Sangha Special Dense Forest Reserve, Central African Repu...

Anup Shah / Western lowland gorilla (Gorilla gorilla gorilla) female 'Malui' walking through a cloud of butterflies she has disturbed in Bai Hokou, Dzanga Sangha Special Dense Forest Reserve, Central African Repu...

Anup Shah / Western lowland gorilla (Gorilla gorilla gorilla) female 'Malui' walking through a cloud of butterflies she has disturbed in Bai Hokou, Dzanga Sangha Special Dense Forest Reserve, Central African Repu...

Anup Shah / Western lowland gorilla (Gorilla gorilla gorilla) female 'Malui' walking through a cloud of butterflies she has disturbed in Bai Hokou, Dzanga Sangha Special Dense Forest Reserve, Central African Repu...

Tui De Roy / Yellow breasted antipitta (Grallaria flavotincta) Angel Paz reserve, Mindo region, Andean cloud forest, Ecuador

Tui De Roy / White bellied woodstar (Chaetocercus mulsant) three hovering around red flowers, Guango private reserve, Papallacta Valley, Andean Cloud Forest, East slope, Ecuador

Tui De Roy / Violet tailed sylph (Aglaiocercus coelestis) Guango private reserve, Papallacta Valley, Andean Cloud Forest, East slope, Ecuador

Tui De Roy / Sparkling violetear hummingbird (Colibri coruscans) incubating eggs at nest, Andean cloud forest, Ecuador

Tui De Roy / Golden breasted puffleg (Eriocnemis mosquera) hummingbird Yanacocha Reserve, Jocotoco Foundation, 3,200m altitude on west slope of Pichincha Volcano, Andean cloud forest, West slope, Tropical Andes, E...

Will Watson / Two men crossing a cloud forest river in spate, Jama Coaque Reserve, Manabi Province, Ecuador, February 2012. No release available.

Konrad Wothe / Mossy tree in mountainous rainforest at Cerro de la Muerte, Costa Rica

Christophe Courteau / Timber washed onto the shore by the strong arctic currents. There are no trees on Spitzbergen, all the wood comes from the Siberian Coast, Poolepynten, Spitzbergen, Svalbard, Norway, July 2011

Nick Garbutt / Emergent Menggaris Tree / Tualang (Koompassia excelsa) protruding from mist and low cloud hanging over lowland rainforest. Danum Valley, Sabah, Borneo.