In 1980, a Buddhist monk found the right half a fossilized hominin jawbone in Baishiya Karst Cave on the Tibetan Plateau, Xiahe, China. An analysis of ancient proteins extracted from the fossil — dubbed Xiahe mandible — shows that it belonged to a member of the mysterious human-like group known as Denisovans. It is the first Denisovan specimen found outside the remote Denisova Cave. Denisovans were probably dark-skinned, unlike the pale...
