"The work raises a raft of new questions -- not least of which is why white skin caught on so thoroughly in northern climes once it arose. Some
scientists suggest that lighter skin offered a strong survival advantage for people who migrated out of Africa by boosting their levels of
bone-strengthening vitamin D; others have posited that its novelty and showiness simply made it more attractive to those seeking mates."
[edit on 19-12-2005 by onlyinmydreams]
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