Where is this supported or even amplified later on in the article?
Removed from intro:
:The idea is that every species has descended from a [[common ancestor]] or ancestral [[gene pool]].
Where is this supported or even amplified later on in the article? --[[User:Ed Poor|Ed Poor]] <sup>[[User talk:Ed Poor|Talk]]</sup> 12:49, 18 September 2007 (EDT)