Investigation underway into why 'peaceful' bear was shot by police on Sakhalin island, and whether its gallbladder was extracted for black market sale.
Distressing pictures of lost and emaciated predator on streets of Norilsk shocked the world earlier this year, but now she is transformed.
Fears another bear that also failed to hibernate for winter is also on the run near Vilyuchinsk.
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.