Nick Garbutt / RF - Red fox (Vulpes vulpes) foraging in snow covered valley. Hayden Valley, Yellowstone National Park, USA. February 2019. (This image may be licensed either as rights managed or royalty free.)

Nick Garbutt / Sumatran pit viper (Trimeresurus sumatranus) juvenile on tree trunk, in tropical rainforest. Danum Valley, Sabah, Borneo, Malaysia.

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

Morley Read / Aerial tracking shot of a waterfall flowing over an old andesitic lava flow, Rio Pita Valley north of Cotopaxi Volcano, Ecuadorian Andes, 2018.

Heather Angel / Northern white cheeked gibbon (Nomascus leucogenys) female standing in tree with baby aged two weeks. Parents captive bred and released. Wild Elephant Valley / Xishuangbanna, Yunnan Province, China, 2...

Jack Dykinga / Morning light with autumn coloured Cottonwoods (Populus sp) trees lining the river. Valley of the Gods, Colorado Plateau, of the Great Basin Desert, Utah, USA, November 2018.

Morley Read / Aerial shot rising over a tepui above the Nangartiza Valley, Zamora Chinchipe Province, Ecuador, March 2018. (non-ex)

Jack Dykinga / Bighorm sheep (Ovis canadensis) males grouped together before the rutting season. Valley of Fire State Park, Nevada, USA, February.

Marie Lochman / Tree Top Walk - Valley of Giants, tourist attraction - walk in the canopy of Red Tingle giant eucalyptus (Eucalyptus jacksonii) trees, Walpole-Nornalup National Park, south west, Western Australia, Ja...

Oriol Alamany / Snow leopard (Panthera uncia) female with juvenile, walking in snow, in Spiti Valley, Cold Desert Biosphere Reserve, Himalaya, Himachal Pradesh, India, March

Oriol Alamany / Snow leopard (Panthera uncia) male in snow, in Spiti Valley, Cold Desert Biosphere Reserve, Himalaya, Himachal Pradesh, India, March

Oriol Alamany / Snow leopard (Panthera uncia) female (hiding below the rock) with her two juveniles resting in snow, in Spiti Valley, Cold Desert Biosphere Reserve, Himalaya, Himachal Pradesh, India, March

Marie Read / California quail (Callipepla californica), male emerging from behind snowbank in winter, Mono Lake Basin, California, USA

David Pattyn / Alpine ibex (Capra ibex) adult males fighting in alpine landscape, Valsavarenche, Gran Paradiso National Park, Aosta Valley, Italy, May

David Pattyn / Alpine Ibex (Capra ibex) in its landscape, Valsavarenche, Gran Paradiso national park, Aosta Valley, Italy, May

David Pattyn / Alpine ibex (Capra ibex) struggling in deep snow on a steep slope, Valsavarenche, Gran Paradiso National Park, Aosta Valley, Italy, January

David Pattyn / Red fox (Vulpes vulpes) in deep snow emerging from den, Valsavarenche valley, Gran Paradiso national Park, Aosta Valley, Alps, Italy, December

David Pattyn / Alpine marmot (Marmota marmota) carrying grass and other nesting material across snow to its nest while another one is on the lookout, Gran Paradiso National Park, Aosta Valley, Italy, April

David Pattyn / Golden eagle (Aquila chrysaetos) in flight in front of a vertical rocky mountain side, Gran Paradiso National Park, Aosta Valley, Italy, May

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

Jack Dykinga / Yellow California goldfields (Lasthenia californica) and orange California poppies (Eschscholzia californica), with lupins intermixed. Antelope Butte, near the Antelope Valley California Poppy Reserve...

Jack Dykinga / Yellow California goldfields (Lasthenia californica) and orange California poppies (Eschscholzia californica) carpet the hillside, with flowering Joshua Tree (Yucca brevifolia) in the forground. Antel...

Jack Dykinga / Yellow California goldfields (Lasthenia californica) and orange California Poppies (Eschscholzia californica), with a flowering Joshua tree (Yucca brevifolia). Antelope Butte, near the Antelope Valley...

Jack Dykinga / Yellow California goldfields (Lasthenia californica) and orange California Poppies (Eschscholzia californica), with a flowering Joshua tree (Yucca brevifolia). Antelope Butte, near the Antelope Valley...

Oriol Alamany / Snow Leopard (Panthera uncia) female with two cubs climbing a canyon cliff at dusk at 4400 metres, Spiti valley, Cold Desert Biosphere Reserve, Himalaya mountains, Himachal Pradesh, India, February

Enrique Lopez-Tapia / Tourists riding Bactrian camels (Camelus bactrianus) in sand dunes, Nubra Valley. Ladakh, India, September 2018.

Enrique Lopez-Tapia / Man leading Bactrian camels (Camelus bactrianus) in sand dunes, Nubra Valley. Ladakh,,India, September 2018.

Enrique Lopez-Tapia / Bactrian camels (Camelus bactrianus) on sand, Nubra Valley, Ladakh, India. September.

Nick Garbutt / Male American Bison (Bison bison) walking through snow. Firehole River Valley, Yellowstone National Park, Wyoming, USA. January

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback sitting on boundary wall between Volcanoes National Park and a Potato crop, looking into valley. Area to be restored to forest. Rwanda.

Gavin Hellier / Aerial shot tracking along Borrowdale Valley, looking towards Stonethwaite Beck and the Langstrath Valley, Lake District, Cumbria, England, UK, October 2016. (This image may be licensed either as righ...

Guy Edwardes / Porth Nanven, Cot Valley, Porth Nanven, Cornwall, England, UK. September 2017.

Tractor dispersing food to a large flock of Common cranes (Grus grus), Agamon Hula, Hula Valley, Israel. January. The cranes are being fed on maize kernels by a farmers' co-operative to mitigate again...

Large flock of Common cranes (Grus grus) feeding, Agamon Hula, Hula Valley, Israel. January. The cranes are being fed on maize kernels by a farmers' co-operative to mitigate against crop damage.

Nick Garbutt / Wolf (Canis lupus) male on rocky snow covered slopes. Ulley Valley in the Himalayas, Ladakh, India.

Jack Dykinga / Mass wildflower display Lanceleaf monolopia (Monolopia lanceolata) Great Valley phacelia (Phacelia civiliata) and purple Lemmon's mustard, (Caulanthus anceps) The Temblor Range in evening light in th...

Jack Dykinga / Massive wildflower display Lanceleaf monolopia 1+Monolopia lanceolata+2 Great Valley phacelia 1+Phacelia civiliata+2 and purple Lemmon's mustard 1+Caulanthus anceps+2 The Temblor Range in evening...

Edwin Giesbers / RF - Marbled white butterfly (Melanargia galathea) on knapweed, with soft focus leaves, Aosta Valley, Gran Paradiso National Park, Italy. (This image may be licensed either as rights managed or royalt...

Edwin Giesbers / RF - Marbled white butterfly (Melanargia galathea) on knapweed with soft focus flowers, Aosta Valley, Gran Paradiso National Park, Italy. (This image may be licensed either as rights managed or royalt...

Edwin Giesbers / RF - Turk's cap lily (Lilium martagon) with solitary bee in flight, Aosta Valley, Gran Paradiso National Park, Italy. (This image may be licensed either as rights managed or royalty free.)

Edwin Giesbers / RF - Titania's fritillary butterfly (Boloria titania) in mountain alpine meadow habitat, Aosta Valley, Gran Paradiso National Park, Italy. (This image may be licensed either as rights managed or royal...

Rolf Nussbaumer / Greater roadrunner (Geococcyx californianus), adult drinking, Rio Grande Valley, South Texas, Texas, USA. June

Neil Aldridge / Cheetah (Acinonyx jubatus) standing in early morning light, Save Valley Conservancy, Zimbabwe, Vulnerable.

Neil Aldridge / Cheetah (Acinonyx jubatus) staring back over its shoulder, black and white. Save Valley Conservancy, Zimbabwe, August.

Neil Aldridge / African wild dog (Lycaon pictus) blurred motion photograph, Save Valley Conservancy, Zimbabwe.

Neil Aldridge / African wild dog (Lycaon pictus) pup peers around the base of a giant baobab tree on Save Valley Conservancy. Zimbabwe.

Nick Garbutt / North American bobcat (Lynx rufus) striding through deep snow. Madison River Valley, Yellowstone National Park, Wyoming, USA. January

Guy Edwardes / Porth Nanven at sunset, Cot Valley, Cornwall, England, UK. September 2015.