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RE: Killer Pterosaurs?



And birds are dinosaurs!

-----Original Message-----
From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu] On Behalf Of T.
Michael Keesey
Sent: 09 July 2005 03:56
To: dinoworld@msn.com
Cc: dinosaur@usc.edu
Subject: Re: Killer Pterosaurs?

Birds were more common than pterosaurs in the Maastrichtian.

Well, okay, the sample size is not terribly large--but that's how it
seems so far.

On 7/8/05, Dinosaur World <dinoworld@msn.com> wrote:
> Hi everyone.
> I'm doing some advanced work for a video project and would like your
> opinions on the following.
> 
> If I proposed a theory that Pterosaurs were a carrier of, and had immunity
> to, a disease that was fatal to dinosaurs, and this disease played a
partial
> role in the extinction of dinosaurs in the Late Cretaceous.  Could you
> please give me your opinions as to the plausibility of such an idea? And
if
> you find it implausible, could you please tell me why.
> 
> I realize that fossilized evidence of disease is rare, and so there may
not
> be much evidence for support or nonsupport of such a theory, but I was
> hoping you could give me your personal opinions on this.
> 
> Thanks.
> George
> 
> 
> 


-- 
--Mike Keesey