It is my understanding that every time a new species evolves, it is started
by the presence of a pregnant female of the new species.  I guess a
fertilized egg would do.

Sam
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-----Original Message-----
From: Andrew K. Rindsberg <[log in to unmask]>
To: [log in to unmask] <[log in to unmask]>
Date: Friday, March 31, 2000 9:07 AM
Subject: Re: [CONCH-L] Scavengers


>Gijs, to an ichnologist, a chicken is a nest's way of making another nest.
>
>Andrew K. Rindsberg
>Geological Survey of Alabama