On Fri, 15 Oct 2004 19:04:36 -0400, "O. Pointy Byrd"
<ssousa@PHILadelphia.net> wrote:

Mass extinctions are 
one of the most probable causes of these rapid bursts of evolution. 

Dumbass, extinction does not cause evolution.  Extinct means they don't
exist anymore.

Whadda dumb ass you are.