RE: evolution and diet (was: FITNESS: Diet and Exercise)

From: gts (gts_2000@yahoo.com)
Date: Thu Apr 17 2003 - 14:55:31 MDT

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    Damien Sulliven wrote:

    > I've been seeing this "we scavenged a lot" claim a lot.
    > What's the evidence for it?

    First of all we seem to be able to survive on just about any diet, (which is
    not to say that just any diet is optimal). The flexibility of our diet
    suggests that we've been scavenging for any possible kind of food for a very
    long time.

    The most remarkable evidence of scavenging the dead prey of other predators
    dates back approximately two million years. I don't have the ref handy (ask
    me to research it if you really want it). At least one site was discovered
    in which it appears early hominids were breaking the bones and eating the
    marrow of large animals which, at that early stage of evolution, they could
    not possibly have killed themselves. I think I mentioned this once before.
    It is some of the strongest evidence against vegetarianism.

    > We don't seem adapted to eating meat
    > with a lot of bacteria on it. Unless 'scavenge' means "chase lions
    > away from fresh kills".

    The scavenged meat from freshly abandoned kills would not contain a lot of
    bacteria. And yes I think it's certainly possible that hungry early hominids
    banded together in large number to chase lions away from the freshest kills.
    Also lions, and presumably also their ancestors, fall asleep after gorging
    their stomachs, regardless of any meat still left on the carcass. Later
    hominids might have attacked and killed those sleeping lions for food and to
    gain access to their prey, and/or smaller earlier hominids might have stolen
    their prey surreptitiously. Intelligence in the making.

    -gts



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