Re: pipedalism theories?

Pat Dooley (
5 Feb 1995 20:15:02 -0500

None of the current theories on the evolution of bipedalism (except the
address the issue of non-disadvantageous intermediates. How did the
transition proceed? On the savannah, where the ability to run is
the first tottering ape would be at a severe disadvantage compared
to its quadrupedal cousins.

In an arboreal environment, it's hard to see what advantages bipedalism
The discovery that small-brained Lucy was fully bipedal killed off all the
carrying theories.

The solar radiation theories (the heliotropic ape) are a stretch and still
tell us how the apes made it through the transition.

Pat D