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 / Two Przewalski's / Takhi Horses (Equus ferus prezewalski) fighting, Hustai Nuru National Park, Mongolia

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

Eric Dragesco / Small herd of Przewalski's / Takhi Horses (Equus ferus prezewalski) standing together on open grassland, Hustai Nuru 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

Eric Dragesco / Two Przewalski's / Takhi Horses (Equus ferus prezewalski) running down hill, Hustai Nuru National Park, Mongolia

Eric Dragesco / Tien Shan Argali (Ovis ammon karelini). Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / A large herd of Tien Shan Argali (Ovis ammon karelini) making tracks through snow. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / A male Markhor (Capra falconeri) traversing a rock face, following hoof marks cut into the cliff. Tajikistan, Central Asia, November.

Eric Dragesco / A male Markhor (Capra falconeri) traversing a steep cliff. Tajikistan, Central Asia, November.

Eric Dragesco / A view of the mountainous habitat of the Markhor. Naryn National Park, Kyrgyzstan, Central Asia, November 2009.

Eric Dragesco / A yurt of a Kyrgyz shepherd family on the steppe. Naryn National Park, Kyrgyzstan, Central Asia, November 2009.

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

Eric Dragesco / Altai / Siberian Pika (Ochotona prisei) portrait sitting on rock, Altai Mountains, Mongolia

Eric Dragesco / Saker Falcon (Falco cherrug) perched on rocks, Altai Mountains, Mongolia

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

Eric Dragesco / Group of male Siberian Ibex, (Capra ibex) Altai Mountains, 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 / Two Male Siberian Ibex (Capra ibex) standing camouflaged against rocks, Altai Mountains, 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 / Two Przewalski's / Takhi Horses (Equus ferus prezewalski) female standing with foal, Hustai Nuru 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 / Male Przewalski's / Takhi Horses (Equus ferus prezewalski) standing against blue sky, and calling. Hustai Nuru National Park, Mongolia

Eric Dragesco / Male Przewalski's / Takhi Horses (Equus ferus prezewalski) standing against blue sky, Hustai Nuru National Park, Mongolia

Eric Dragesco / Altai / Siberian Pika (Ochotona prisei) portrait sitting on rock, Altai Mountains, 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 / Grey / Altai Marmot (Marmota baibacina) standing alert, Altai Mountains, 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 / Snow Leopard (Panthera unicia) urine sprayed on rocks as territorial scent marking, Altai Mountains, Mongolia

Eric Dragesco / Siberian Ibex (Capra ibex) carcass eaten by Snow Leopard (Panthera unicia) 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 / Altai Marmot (Marmota baibacina) and Tolai Hare (Lepus capensis tolai) Altai, Mongolia

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

Eric Dragesco / Flock of Pallas's Sandgrouse (Syrrhaptes paradoxus) in flight against blue sky, 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 / Male Siberian Ibex (Capra ibex) against rocks, Altai Mountains, Gobi National Park, Mongolia

Eric Dragesco / Male Siberian Ibex (Capra ibex) climbing rock face, Altai Mountains, Gobi National Park, Mongolia

Eric Dragesco / Male Siberian Ibex (Capra ibex) standing camouflaged against rocks, Altai Mountains, Gobi National Park, Mongolia

Eric Dragesco / Group of male Siberian Ibex, (Capra ibex) Altai Mountains, Mongolia

Eric Dragesco / Saker Falcon (Falco cherrug) perched in top of tree, Altai Mountains, Mongolia

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

Eric Dragesco / Altai / Siberian Pika (Ochotona prisei) portrait sitting on lichen covered rocks, Altai Mountains, Mongolia

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

Eric Dragesco / Tracks of two young Snow Leopards (Panthera uncia) playing and gliding on a frozen river, Altai Mountains, Mongolia.

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

Eric Dragesco / Souslik (Spermophilus citellus xanthoprym) standing on hind legs at entrance to burrow, Alta, Mongolia

Eric Dragesco / Photographer Eric Dragesci with captive juvenile Golden Eagle (Aquila chrysaetos) and Kazakh nomad handler, Altai, Mongolia

Eric Dragesco / Snow Leopard (Panthera uncia) footprint / pug mark in snow, with tape measure for scale, Altai Mountains, Mongolia,

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

Eric Dragesco / Altai / Siberian Pika (Ochotona prisei) portrait sitting on rock, Altai Mountains, 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

Eric Dragesco / A herd of Tien Shan Argali (Ovis ammon karelini) following each other through snow. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Man riding horse scanning horizon, on expedition to find Tien Shan Argali (Ovis ammon karelini) in vast mountainous landscape. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Photographer Eric Dragesco and guide resting outside their tent, on expedition to find Tien Shan Argali (Ovis ammon karelini). Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Man riding horse beside river, rear view, on expedition to find Tien Shan Argali (Ovis ammon karelini) Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Vast mountain habitat of the Tien Shan Argali (Ovis ammon karelini) with its tracks in the foreground. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Two people standing by their horses on an expedition to find Tien Shan Argali (Ovis ammon karelini). Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / A man riding horse on an expedition to find Tien Shan Argali (Ovis ammon karelini) in vast steppe landscape. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Photographer Eric Dragesco mounted on horse in snow, on an expedition to find Tien Shan Argali (Ovis ammon karelini). Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / A man sitting on a snowy hill above a valley searching landscape with binoculars for wildlife, Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Tien Shan Argali (Ovis ammon karelini). Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / A portrait of a male Tien Shan Argali (Ovis ammon karelini). Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / A herd of Tien Shan Argali (Ovis ammon karelini) traversing a snow-covered mountainside. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Tien Shan Argali (Ovis ammon karelini) in snow. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Three Tien Shan Argali (Ovis ammon karelini) in their habitat. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / A female Siberian Ibex (Capra sibirica) with kid. Naryn National Park, Kyrgyzstan, Central Asia, November.

Eric Dragesco / Three Siberian Ibex (Capra sibirica) on a mountain slope. Naryn National Park, Kyrgyzstan, Central Asia, November.