Camera trap analyses have shown that they move between Russia and China, so it's difficult to determine a total population estimate ...

If it weren’t for her radio collar, we’d never know that one of the world’s rarest cats is crouching among the neat rows of trees. At five years old Helena has learned to meld invisibly into ...

One of the rarest cats in the world, with an estimated 30 to ... with a 2007 census counting only 14-20 adults and 5-6 cubs in the south-western Primorye region of Russia. The Amur leopard is ...