Little orphaned cubs given fresh chance after being rescued and then adopted and nurtured with the help of zoos and vets.
Major operation to safely grab then female from her favourite spot on the Kolyma River a long way from home.
Big cat Leo80M - also called Nikolay - prepares for flight to Moscow and 'noble mission'.
Unveiled: two extinct cave lions - dug from the permafrost - make their first appearance since Pleistocene times.
A stars of the show: a highly endangered Amur leopard, a Siberian tiger, a lynx and a wildcat.
Hunter tells how he shot rare Siberian tiger as it attacked him, then fought the predator for 10 minutes.
At least 6 are believed to have the virulent intestinal form of the disease from which one boy has already died.
The poaching, trade, transportation and possession of endangered animals is to be made a criminal offence in Russia.
Photo traps capture beauty of the big cat stalking the landscape by day and night in shadow of Altai Mountains.