These reindeer peoples' entire existence is based around their herds of reindeer, which provide milk, skins for clothes, horn for carving and medicine, transport and occasionally, meat. the tsaatan are part of the tuvan ethnic group, which inhabits the tuvan republic of russia. there are only about 200 tsaatan in total, spread over 100,000 sq km of northern mongolia. they are nomadic, often moving their small encampments every three to four weeks, searching for special types of grass and moss loved by the reindeer. the tsaatan are strong practitioners of shamanism. west taiga, northern mongolia