“…our results indicate that contacts between Egypt and the eastern Fertile Crescent were not limited to objects and imagery (such as domesticated animals and plants, as well as writing systems), but also encompassed human migration.”
Apparently, it was known as the “Fertile Crescent” for more than one reason.
There was significant overland trade between those places, so lots of seed was sown by the frequent trade caravans.
Serai, last name Caravan — she got around.
“ but also encompassed human migration”
A lot of genetic changes over time happen because the “migrants” kill the men and take the women.
Very controversial in, for example, India but the data doesn’t lie. In Iceland the men were Vikings but the women came from raiding Ireland.
It’s nature’s way. Build the wall.