I like to go back in history as far as possible to determine whichever ancestries specifically are responsible for high Rh- frequencies. For example: It doesn’t interest me as much what blood types the “Cro-Magnons” had as they themselves were hybrids. Did their presumed Rh+ frequencies come from the Neanderthals? For the same reason it is of interest to me to look back at the history of the Berbers: It is entirely possible that they once had high frequencies of Rh- blood still showing up in more isolated groups while most due to invasions show much lower percentages. It is also possible that Rh- blood flown in via Jewish migrations. I will continue with this later as new information comes … Continue reading How much Rh- blood did the original Berbers carry?