This yielded a total of nine
directly radiocarbon dated ancient fox bones (S3 Table).
«Some of these bones were
directly radiocarbon dated to 819 - 755 B.C., and with charcoal dates of 919 - 801 B.C. make these the earliest chickens in Africa,» Woldekiros said.
The graves were
directly radiocarbon dated.
Not exact matches
So they didn't
directly radiocarbon -
date those, but they figured out those were older based on their relative placement in the strata.
Borić and Price analyzed skeletons whose age had been
directly determined by
radiocarbon dating and spotted a significant change in the strontium profile right around the time that the first signs of Neolithic culture show up, as they report online this week in the Proceedings of the National Academy of Sciences.