With its lion-like mane, regal stature, and protective instincts, the Tibetan Mastiff has captured imaginations for centuries ...

To test his theory, Wang analyzed Tibetan mastiff genes, searching for ones that are associated with high-altitude success but are normally absent in mastiffs living closer to sea level.

He is one of more than 1,000 Tibetan Mastiffs appearing at a two-day exhibition ... his value has shot up. The Tibetan Mastiff is an ancient breed of dog originating from the nomadic cultures ...