Received: by alpheratz.cpm.aca.mmu.ac.uk id XAA22069 (8.6.9/5.3[ref email@example.com] for cpm.aca.mmu.ac.uk from firstname.lastname@example.org); Sun, 2 Sep 2001 23:42:50 +0100 Message-ID: <001101c133f1$56824f40$d387b2d1@teddace> From: "Dace" <email@example.com> To: <firstname.lastname@example.org> References: <2D1C159B783DD211808A006008062D3101746069@inchna.stir.ac.uk> Subject: Re: Misunderstood Cichlids Date: Sun, 2 Sep 2001 13:53:34 -0700 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4133.2400 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400 Sender: email@example.com Precedence: bulk Reply-To: firstname.lastname@example.org
> Indeed, it seems to me that cichlids offer more problems for MR because of
> the rapid rate of speciation- where are all the past images of the
> of new species to have appeared, particularly those that have emerged in
> recently isolated stretches of lake?
MR is a means by which creative adaptations of organisms can enter the
collective memory of their species. This allows for much faster speciation.
Taking Waddington's metaphor, the old chreodes are still there, but the ball
no longer travels down them.
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