[extropy-chat] HISTORY: Solved & Unsolved Riddles

[Don Dartfield]

On Thu, 13 Nov 2003 CurtAdams at aol.com wrote:

> It's unclear that our ancestors *ever* knuckle-walked like apes.  

So then, we may not have needed any big advantage to force us to evolve
bipedalism -- evolution being parsimonious, and whatnot, we just used 
what was there.

Of course, I guess that just pushes back the question of the advantages of 
bipedalism to our ancestors rather than to us...