Re: Bipedalism theorys

Osmo Ronkanen (ronkanen@cc.Helsinki.FI)
10 Nov 1995 21:08:46 +0200

In article <>,
<> wrote:
> I once heard a theory for the development of human bipedalism
> that was a little different-- apparently big cats are less
> likely to attack an individual standing upright. Their usual
> mode of attack is to jump on the backs of quadrupeds. Thus
> a fully bipedal individual would have had a better chance
> against these predators.

That has some points, but I think the fact that bipedalism is more
effective means of traveling than chimp-like way of walking. The fact
that walking on four feet is more effective on, say, dogs than human
bipedalism is irrelevant as humans did not evolve from dogs.