Misha and Masha transported from one side of Russia to the other to their new home.
Proof of recovery of endangered species after 'historic' sighting of Siberian tiger 2000 km west of its usual habitat.
The rare Amur tigress was saved from starvation more than a year ago after she was orphaned when poachers killed her mother.
Worried about the rapid destruction of permafrost from global warming? Here's how you can counter it by restoring the woolly mammoth habitat.
The male big cat's death is 'extremely dangerous' for the species, warns an expert.
Lubov means Love in English and this remarkable babushka has done everything for her unusual 'grandchildren'.
With as few as 70 left in the wild, evidence of poachers targeting species is likely to be a concern.
I was sitting 3-to-4 metres away from the cubs waiting to see what would happen next. The mother returned back later and fed the cubs.
Tigre de Cristal under fire for 'abusing' rare big cat to promote gambling revolution.
Lost and alone on the Pacific coast, the seals would die without the help of a unique seal sanctuary.