Francois Savigny / Snow leopard. Wild {Panthera uncia} Ladakh, India

Francois Savigny / Snow leopard. Wild. {Panthera uncia}Ladakh, India

Ben Cranke / Snow leopard (Panthera uncia) female in snow, Hemis National Park, Ladakh, India

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

Jed Weingarten / Wild Wonders of China / Snow leopard (Uncia uncia) with Bharal (Pseudois nayaur) prey, Serxu County, Garze Prefecture, Sichuan Province, China.

Jed Weingarten / Wild Wonders of China / Snow leopard (Panthera uncia) hunting and stalking through the mountains in Serxu, Garze Prefecture, Sichuan Province, China

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

Nick Garbutt / Wild snow leopard (Panthera uncia) climbing through rocky terrain. Ladakh Range, Western Himalayas, Ladakh, India.

Hermann Brehm / Snow Leopard (Panthera uncia) climbing steep rock face, Mongolia

Valeriy Maleev / Amur leopard (Panthera pardus orientalis) walking in snow, Land of the Leopard National Park, Primorsky Krai, Far East Russia. February.

Valeriy Maleev / Snow leopard (Uncia uncia) walking, Altai Mountains, Mongolia. March.

Valeriy Maleev / Snow leopard (Uncia uncia) Altai Mountains, Mongolia. March.

Wim van den Heever / Snow Leopard (Panthera uncia) climbing up mountain slope, Hemis National Park, India, February.

Klein & Hubert / Snow leopard (Uncia uncia) female lying between rocks, captive.

Ben Cranke / Snow leopard (Uncia uncia) walking down snow covered slope, Hemas National Park, Ladakh, India. Winner of the Long Lens catergory in the Melvita Nature Images Awards competition 2014.

Ben Cranke / Snow Leopard (Uncia uncia) walking down snow covered slope, Hemas National Park, Ladakh, India

Ben Cranke,Ben Cranke / Snow Leopard (Uncia uncia) walking down snow covered slope, Hemis National Park, Ladakh, India

Yuri Shibnev / Wild Amur leopard (Panthera pardus orientalis) crossing a fallen tree over a river, Kedrovaya, Pad Reserve, Far East Russia 1987

Vladimir Medvedev / Wild female Amur leopard (Panthera pardus orientalis) on rocky hillside, Kedrovaya Pad reserve, Primorsky Krai, Far East Russia, January. Critically endangered species. Commended in Wildlife Photograp...

Eric Dragesco / Wild male Snow Leopard (Panthera uncia) running down barren mountainside with snow covered patches, Altai mountains, Mongolia. February

Eric Dragesco / Wild male Snow Leopard (Panthera uncia) running down barren mountainside with snow covered patches, Altai mountains, Mongolia. February

Eric Dragesco / Wild female Snow Leopard (Panthera uncia) portrait, standing camouflaged on rocky mountainside, at an altitude of 2500m, Altai mountains, Mongolia. July . NB-This female probably has cubs: the fur aro...

Eric Dragesco / Wild female Snow Leopard (Panthera uncia) standing camouflaged on rocky mountainside, at an altitude of 2500m, Altai mountains, Mongolia. July NB-This female probably has cubs: the fur around the...

Eric Dragesco / Wild female Snow Leopard (Panthera uncia) resting, camouflaged on rocky mountainside, at an altitude of 2500m, Altai mountains, Mongolia. July

Eric Dragesco / Wild female Snow Leopard (Panthera uncia) jumping, camouflaged on rocky mountainside, at an altitude of 2500m, Altai mountains, Mongolia. July

Edwin Giesbers / Snow Leopard (Panthera uncia) sitting in darkness, with eyes glowing as they reflect available light, captive

Jeff Wilson / Female Snow leopard (Panthera uncia) watching a Magpie (Pica pica) outside her den in the Hindu Kush mountains, North West frontier, Pakistan, photographed whilst on location filming for BBC Planet Ea...

Edwin Giesbers / Snow leopard (Panthera uncia) at night with full moon, double exposure, captive

Andy Rouse / Snow leopard (Panthera uncia) pair in high alpine habitat, captive, USA (non-ex)

Andy Rouse / Snow leopard (Panthera uncia) cub yawning, lying on snow, captive, USA (non-ex)

Francois Savigny / Snow leopard. Wild. {Panthera uncia} Hemis NP, Ladakh, India

Francois Savigny / Snow leopard. Wild {Panthera uncia} Ladakh, India

Francois Savigny / Snow leopard. Wild. {Panthera uncia} Ladakh, India

Francois Savigny / Snow leopard crouching on rocks {Panthera uncia} captive

Francois Savigny / Snow leopard portrait {Panthera uncia} captive

Francois Savigny / Snow leopard {Panthera uncia} captive

Francois Savigny / Snow leopard portrait {Panthera uncia} captive

Francois Savigny / Snow leopard face portrait {Panthera uncia} captive

Francois Savigny / Snow leopard resting face portrait {Panthera uncia} captive

Francois Savigny / Snow leopard face portrait {Panthera uncia} captive

Lynn M Stone / Snow leopard sitting portrait in snow {Panthera uncia}