Hidden video footage helps scientists learn more about female Amur leopards.

And take part in scientific experiment to PROVE that the leaking of harmful greenhouse gases in the Arctic can be slowed.

Endangered Amur tigers are protected under President Vladimir Putin's special project.

Lost and alone on the Pacific coast, the seals would die without the help of a unique seal sanctuary.

Distressed leopardess killed - then ate - her cubs caught in illegal loop-trap.

Proof of recovery of endangered species after 'historic' sighting of Siberian tiger 2000 km west of its usual habitat.

This animal and its lost mother wandered some 700 km too far south 'because they couldn't go north' and got confused.

100-plus Amur leopards are living in the wild, a rise from only 30, and now they are set to get new protected territory to roam.