Re: bipedalism and AAH

9 May 1995 11:45:44 GMT

Pat Dooley ( wrote:
: Dan Grossman writes

: >Orangs are not knuckle walkers.Bipedal movements give more food range.

: Orangs are pretty hopeless on the ground no matter
: how they get around. They certainly don't use bipedalism to
: increase their food range.

: Pre-Lucy hominids probably did evolve bipedalism to increase their
: food range. The $64,000 question is where was the expanded food
: range?

: Pat d

Read Joel Brown's paper in the Journal of Theoretical Biology about 10
years ago. It may answer your question. Bipeds have a longer sight range
in open country where you can't just climb a tree when you need to see

Harry Erwin
PhD student in comp neurosci: "Glitches happen" & "Meaning is emotional"