It would just about have to be something environmental. To me it seems unlikely that disease would spread very effectively among the people unless there was a lot more interaction than we’ve imagined.
Maybe a disease that jumped from a migratory species.
posted on 05/02/2013 7:45:11 PM PDT
(REMEMBER THE RIVER RAISIN!)
To: cripplecreek; SunkenCiv
humans habitually swap the girls off to the neighbrs ~ and that ripples on down the line transporting genes from one side of the continent to the other even as the tribe as a whole moves in a completely different direction.
It's quite possible we'll never learn the reality of 'out of Africa' ~
posted on 05/02/2013 8:00:50 PM PDT
posted on 05/02/2013 9:20:57 PM PDT
(Romney would have been worse, if you're a dumb ass.)
FreeRepublic.com is powered by software copyright 2000-2008 John Robinson