Hidden video footage helps scientists learn more about female Amur leopards.
The Amur cubs were specially trained to cope after being raised in Zhelundinsky Nature Reserve.
Russian photographer writes about a volcanic eruption at Tolbachik, seen by the Soviets as the most lunar place on the planet.
These remarkable pictures show how young Siberian scientist Irina Mukhamedshina, 22, has trained a fox to be as obedient as a dog.
Endangered Amur tigers are protected under President Vladimir Putin's special project.
North Korea urged to join Russia and China in fixing reliable numbers for Amur big cats.