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Lee Daniel Crocker <email@example.com> Wrote:
>Wasn't there a recent study suggesting that early hominids killed
>game mostly by charging them directly with spears rather than
Yes but the hominid was not early, it was a much more advanced model than Lucy, Homo Erectus. If you're smart enough to make a spear you already must have a pretty big brain.
>Ridley makes a good case that the rapid development of intelligence >was from sexual selection rather than adaptation.
But why did that only happen in humans?
John K Clark firstname.lastname@example.org
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