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Re: Platypuses may be older than we think...

To: dinosaur@usc.edu
Subject: Re: Platypuses may be older than we think...
From: Dann Pigdon <dannj@alphalink.com.au>
Date: Mon, 29 Oct 2007 12:19:20 +1030
References: <009f01c815b9$7951b4b0$52742690@Stratosphere> <BAY115-W29727A5541990EC0F7953598940@phx.gbl>
Reply-to: dannj@alphalink.com.au
Sender: owner-DINOSAUR@usc.edu

Speaking of monotremes - there's an interesting article currently on the New Scientist website:

http://www.newscientist.com/article/dn12838-exhibitionist-spiny-anteater-rev eals-bizarre-penis.html

Between four-headed reptile-like echidna penises, and the no less than ten sex-determining chromosomes of the platypus, it seems that monotreme evolution went out of its way to achieve maximum reprodctive weirdness.

http://www.newscientist.com/article/dn6568-platypus-sex-is-xxxxxrated.html

___________________________________________________________________

Dann Pigdon
GIS / Archaeologist              geo cities.com/dannsdinosaurs
Melbourne, Australia             heretichides.soffiles.com
___________________________________________________________________

References:
- The Hunt For Red New Papers
  - From: "Jerry D. Harris" <jharris@dixie.edu>
- Platypuses may be older than we think...
  - From: Tim Williams <twilliams_alpha@hotmail.com>

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