“It is the oldest human burial in Africa.
Over the next four years, the researchers excavated the grave from above, revealing yet more bone, but even after applying resins to the material, it was still too weak to recover.
The articulated bones, such as the spine, had not fallen apart in the grave, leading the researchers to suspect the body was wrapped tightly in a shroud before burial.
Archaeologists have found older human burial sites outside Africa.