The Siberian tiger , also known as the Amur tiger, Almost all wild Siberian tigers live the Southeast corner of Russia in the Sikhote-Alin mountain range east of the Amur River. They are the largest of the tiger species and can grow up to 13 feet in length and weigh up to 700 lbs.The Siberian tiger is considered a critically endangered species with the primary threats to its’ survival in the wild being poaching and habitat loss from intensive logging and development. So in essence, for the Siberian tiger to survive in the wild, and no longer be considered and endangered species, two things must happen. First, habitat encroachment must stop and secondly, the thousands of years old tradition of using tiger parts for medicinal purposes must also end.