[ExI] Human Warfare is learned behaviour - not evolutionary

[Keith Henson]

Bill Hibbard <hibbard at wisc.edu> wrote:

> I'm skeptical. Early humns needed a strong motive to leave
Africa, where food was plentiful,

Stop right there:  Food has NEVER been plentiful.  Why?  if it was,
then the women got busy making more kids who ate the food.

> and travel across and to
much more difficult environments (deserts, the artic).

> I believe the motive to migrate was to escape warfare,
especially raids between villages to capture women. I read
one anthropologist who estimated that primitive men who
killed had, on average, three times as many children as men
who did not kill

https://en.wikipedia.org/wiki/Napoleon_Chagnon  The data is sound, but
the interpretation is less so.

> I believe warfare exists among chimps.

As reported by Goodall and others.  The difference with humans is that
chimps are in "war mode" all the time and not like humans who are
periodically at war/

Keith