Re: Large animal extinctions caused by early man

Mike Muller (
Thu, 11 Jul 1996 10:49:39 -0400

Bob Keeter wrote:

> Living in a nice volcanic area, I can easily imagine flaying out a
> hunter's kill with obsidian knives. Maybe not quite as convenient
> as a butchers steel knife, but effective none the less.

Obsidian is exponentially sharper than steel..scalpels made from this
material are often used in eye surgery becasue of the reduced amount of
tearing done during incisions and better healing. If anything the early
hunters had it easier!