26 November: Return from Extinction - Return of the Tiger

Ecosystems are on the brink of collapse, with human activity driving species around the world into new territories and towards the edge of extinction. But all is not lost. Across Mongolia, Tibet, and the borderlands of China, North Korea and Russia, discover how Siberian tigers, Amur leopards, rhinoceroses, wild boar, deer, kiangs, and the rare Bactrian camel have come roaring back to life.