There are thought to be fewer than 500 Amur tigers left in the wild.
It's been a close call for the Amur tiger, but thanks to conservationists its numbers have grown from 50 in 1960 to around 500 today.
The number of Amur tigers in China is estimated at 18-22.
Amur tigers require 10 pounds of meat every day - the fresher the better.
They have traditionally been used for hunting large animals, including Amur Tigers.
Beautiful photographs of the Amur tiger - one of the the world's most endangered species.
A new male polar bear and male Amur tiger arrived at the park.
In December 1997, an injured Amur tiger attacked, killed and consumed two people.
There are now around 430 Amur tigers in the Ussuri nature reserve, up from just 30 before the war.
But so far, extensive timber harvesting has been encroaching on the habitat of Amur tigers.