Eric Dragesco / Three Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Eric Dragesco / Wild Bactrian Camel (Camelus bactrianus) standing in desert landscape, Gobi National Park, Mongolia

Eric Dragesco / Asiatic Wild Ass (Equus hemionus) portrait, standing against blue sky, Gobi National Park, Mongolia

Eric Dragesco / Young wild Bactrian Camel (Camelus bactrianus) standing in desert landscape, Gobi National Park, Mongolia

Eric Dragesco / Three Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Eric Dragesco / Small herd of Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Eric Dragesco / Large male Argali sheep (Ovis ammon) standing on mountain side, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) running in desert habitat, Gobi National Park, Mongolia

Eric Dragesco / Black Tailed Gazelle (Gazella subgutturosa) male running, Gobi Desert, Mongolia

Konstantin Mikhailov / Herd of domestic Bactrian camels (Camelus bactrianus) in the Gobi Desert, Mongolia

HUW CORDEY / Aerial view of abstract dune patterns with snow, Gobi Desert, Mongolia, January 2004. Filmed for BBC Planet Earth series.

HUW CORDEY / Domesticated Bactrian camels (Camelus bactrianus) walking across Gobi Desert, Mongolia, January 2004. From BBC Planet Earth Series.

Pete Oxford / Domesticated Bactrian camels resting {Camelus bactrianus} Gobi desert, Mongolia f

Pete Oxford / Bactrian camels {Camelus bactrianus} Gobi desert, Mongolia

Pete Oxford / Hongoryn els or singing sands dunes up to 800m, Gobi desert, Mongolia

Gertrud & Helmut Denzau / Family group portrait outside their yurt (home), Gobi Desert, Mongolia.

Gertrud & Helmut Denzau / Snow leopard furs (confiscated) used as decoration inside yurt (tent), Gobi Desert, Mongolia.

Gertrud & Helmut Denzau / Mongolian family on motorbike, Gobi Desert, Mongolia.

Gertrud & Helmut Denzau / Herd of Goitered gazelle, Gobi Desert, Mongolia

Gertrud & Helmut Denzau / Herd of domestic Bactrian camels {Camelus bactrianus}, Gobi desert, Mongolia.

Gertrud & Helmut Denzau / Domestic Bactrian camel {Camelus bactrianus} - hair round eyes is adaptation to deserts, prevent sand blowing in eyes. Gobi desert, Mongolia. (Hair is adaptation to deserts, prevent sand blowing in ey...

Gertrud & Helmut Denzau / Male domestic Bactrian camel {Camelus bactrianus} rope through nose to controll it, Gobi desert, Mongolia

Gertrud & Helmut Denzau / Bactrian camel {Camelus bactrianus} domestic, Gobi desert, Mong.

Eric Dragesco / Wild Bactrian Camel (Camelus bactrianus) walking in desert landscape, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) paw prints / tracks in desert sand, Gobi National Park, Mongolia

Eric Dragesco / Great Gerbil (Rhombomys opimus) standing in scrub, Gobi National Park, Mongolia

Eric Dragesco / Wild Bactrian Camel (Camelus bactrianus) standing in desert landscape with Saxaul trees (Haloxylon ammodendron) Gobi National Park, Mongolia

Eric Dragesco / Mongolian / Henderson 's Ground Jay (Podoces hendersoni) Gobi National Park, Mongolia

Eric Dragesco / Two Pallas's Sandgrouse (Syrrhaptes paradoxus) chicks, sitting in sand, Gobi Desert, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) foraging near an Oasis, Gobi National Park, Mongolia

Eric Dragesco / Small herd of Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) at feeding station, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) foraging near an Oasis, Gobi National Park, Mongolia

Eric Dragesco / Steppe ribbon racer (Psammophis lineolatus) moving over rocks, Gobi National Park, Mongolia

Eric Dragesco / Man pointing to root, exposed and chewed by Gobi Bear (Ursus arctos gobiensis) Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) foraging for food, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) foraging near an Oasis, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) portrait, standing, Gobi National Park, Mongolia

Eric Dragesco / Great Gerbil (Rhombomys opimus) standing upright, Gobi National Park, Mongolia

Eric Dragesco / Black Tailed Gazelle (Gazella subgutturosa) male running, Gobi Desert, Mongolia

Eric Dragesco / Herd of Black Tailed Gazelle (Gazella subgutturosa) running, Gobi Desert, Mongolia

Eric Dragesco / Female Lynx (Lynx lynx) moving through desert scrub landscape, Gobi National Park, Mongolia

Eric Dragesco / Small herd of Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Eric Dragesco / Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Eric Dragesco / Great Gerbil (Rhombomys opimus) standing at entrance to burrow, Gobi National Park, Mongolia

Eric Dragesco / Two Male Argali sheep (Ovis ammon) standing on mountain side, Gobi National Park, Mongolia

Eric Dragesco / Herd of Wild Bactrian Camels (Camelus bactrianus) walking in desert landscape, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) at feeding station, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) foraging at base of cliff, Gobi National Park, Mongolia

Eric Dragesco / Wild Bactrian Camel (Camelus bactrianus) walking through desert landscape, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) foraging for food, in mountainous terrain, Gobi National Park, Mongolia

Eric Dragesco / Female Lynx (Lynx lynx) with two cubs, aged five months, moving through desert scrub landscape, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) foraging for food, in mountainous terrain, Gobi National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) standing against feeding station, Gobi National Park, Mongolia

Eric Dragesco / Male Siberian Ibex (Capra ibex) standing in rocky terrain against sky, Altai Mountains, Gobi National Park, Mongolia

Eric Dragesco / Raven (Corvus corax) feeding on Siberian Ibex (Capra ibex) decapitated head, Gobi National Park, Mongolia

Eric Dragesco / Herd of Wild Bactrian Camels (Camelus bactrianus) walking in desert landscape, Gobi National Park, Mongolia

Eric Dragesco / Tolai Hare (Lepus capensis tolai) lying camouflaged in desert scrub, Gobi Desert National Park, Mongolia

Colin Monteath / Road running through Gobi Desert in winter, Mongolia

Colin Monteath / Domestic Sheep (Ovis aries) and Domestic Goat (Capra hircus) with shepherd out to pick up newborns and keep them warm in ger, northern Mongolia

Colin Monteath / Domestic Sheep (Ovis aries) and Domestic Goat (Capra hircus) group grazing in winter, Gobi Desert, Mongolia

Colin Monteath / Bactrian Camel (Camelus bactrianus) mother with three day old calf tethered near camp, Khongor Sand Dunes, Gobi Desert, Mongolia

Colin Monteath / Bactrian Camel (Camelus bactrianus) group grazing during winter, Khongor Sand Dunes, Gobi Desert, Mongolia

Colin Monteath / Bactrian Camel (Camelus bactrianus) in winter, Khongor Sand Dunes, Gobi Desert, Mongolia

Colin Monteath / Bactrian Camel (Camelus bactrianus) trio in winter, Khongor Sand Dunes, Gobi Desert, Mongolia

Colin Monteath / Bactrian Camel (Camelus bactrianus) grazing during winter, Khongor Sand Dunes, Gobi Desert, Mongolia

Colin Monteath / Khongor Sand Dunes in winter, Gobi Desert, Mongolia

Colin Monteath / Khongor Sand Dunes in winter, Gobi Desert, Mongolia

Colin Monteath / Flaming Cliffs in winter, Gobi Desert, Mongolia

Colin Monteath / Khongor Sand Dunes in winter, Gobi Desert, Mongolia

Colin Monteath / Khongor Sand Dunes in winter, Gobi Desert, Mongolia

Colin Monteath / Saxaul (Haloxylon sp) bushes in winter, Flaming Cliffs, Gobi Desert, Mongolia

Eric Dragesco / Male Argali sheep (Ovis ammon) standing on mountain side, Gobi National Park, Mongolia

Pete Oxford / Saxaul (Haloxylon ammodendron) growing in sand dunes, Gobi Desert, Mongolia

Pete Oxford / Sandstorm, Gobi Desert, Mongolia

Pete Oxford / Sandstorm, Gobi Desert, Mongolia

Pete Oxford / Morning Glory (Convolvulaceae) in bloom, Hongryn Eels, Gobi Desert, Mongolia

Pete Oxford / Eurasian Black Vulture (Aegypius monachus) in nest with chick, Gobi Desert, Mongolia

Pete Oxford / Halys Viper (Gloydius halys), Gobi Desert, Mongolia

Pete Oxford / Sandstorm, Gobi Desert, Mongolia

Pete Oxford / Long-eared Hedgehog (Hemiechinus auritus), Gobi Desert, Mongolia

Pete Oxford / Toad-headed Agama (Phrynocephalus sp), Gobi Desert, Mongolia

Pete Oxford / Morning Glory (Convolvulaceae) in bloom, Hongryn Eels, Gobi Desert, Mongolia

Pete Oxford / Bactrian Camel (Camelus bactrianus) group in dunes, Hongryn Eels, Gobi Desert, Mongolia

Pete Oxford / Bactrian Camel (Camelus bactrianus) and young girl, Gobi Desert, Mongolia

Pete Oxford / Long-eared Hedgehog (Hemiechinus auritus), Gobi Desert, Mongolia

Pete Oxford / Long-eared Hedgehog (Hemiechinus auritus) rolled up in defensive posture, Gobi Desert, Mongolia

Pete Oxford / Argali (Ovis ammon) skull and horns, Gobi Desert, Mongolia

Pete Oxford / Vegetated dunes with pure sand dunes behind, Gobi Desert, Mongolia

Pete Oxford / Siberian Ibex (Capra sibirica) female and sub-adult male, Gobi Desert, Mongolia

Pete Oxford / Bactrian Camel (Camelus bactrianus) in winter, Gobi Desert, Mongolia

Pete Oxford / Sand dunes in winter, south Gobi Desert, Mongolia

Eric Dragesco / Tolai Hare (Lepus capensis tolai) sitting in desert scrub habitat, Gobi Desert National Park, Mongolia

Eric Dragesco / Gobi Bear (Ursus arctos gobiensis) foraging for food at the base of cliff, Gobi National Park, Mongolia

Konstantin Mikhailov / Brown Mamushi snake (Agkistrodon saxatilis), Mongolia, Gobi Desert

Konstantin Mikhailov / Herd of domestic Bactrian camels (Camelus bactrianus) camel in foreground is urinating, Gobi Desert, Mongolia