Baby lynx is raised by a domestic cat.
Amur leopards now number more than 100 for first time in decades, say experts.
Scientists challenge nature by adopting an endangered orphan kitten, aiming to release her into the wild.
The pet lost all four paws in January in -40C cold in Tomsk, but video shows him walking again with artificial titanium limbs.
Vets fight for life of the young male Amur leopard.
A stars of the show: a highly endangered Amur leopard, a Siberian tiger, a lynx and a wildcat.
These animals are supposed 'not to roar' due to their throat physiology, but hear his fearsome 'big cat' caterwawl as he attracts a mate.
With dumpy little legs, a dense body and a penchant for hiding from trouble, the Manul has proved elusive to nature lovers worldwide.
Amur leopards are the most endangered cat on the planet, but this shot is seen as 'the best ever taken' of the species by a photo trap.
Only 80 big cats remain in the wild, but this alpha male has been courting three eligible females.