Love the face markings. Siberian Tigers mostly inhabit the Sikhote Alin mountain range, with a small population inhabiting far east Russia. The Siberian Tiger is endangered, despite intensive conservation efforts. [Photo by Patrick Bakkum.
White tigers are hunted by poachers and used for Chinese medicine. The white tiger is not a species unto itself so cannot be classed as endangered. It is a genetic flaw of the Bengal tiger, and extremely rare.