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Re: "Dinosaurs Died Within Hours After Asteroid Hit Earth..."

To: Mickey Mortimer <Mickey_Mortimer111@msn.com>
Subject: Re: "Dinosaurs Died Within Hours After Asteroid Hit Earth..."
From: John Bois <jbois@umd5.umd.edu>
Date: Sat, 05 Jun 2004 16:04:37 -0400 (EDT)
Cc: dinosaur@usc.edu
In-reply-to: <BAY11-DAV133sf9qQFz0000fcc3@hotmail.com>
References: <20040529165359.6265.h66.wm@smtp.sc0.cp.net> <BAY11-DAV92kEJ4VLBp0000d834@hotmail.com> <02d201c445a9$86ee4bd0$0300a8c0@IPC>
Reply-to: jbois@umd5.umd.edu
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On Sat, 5 Jun 2004, Mickey Mortimer wrote:

> But it does tell us Mesozoic neornithines were ecologically diverse, just as
> Maastrichtian enantiornithines were.  So finding an ecological excuse for
> why only neornithines survived seems futile.

Can you clarify what you mean by "ecological" here: of the two broad
explanations (predation/competition vs. accidental survival or magic
bullet effects of huge environmental change)?

References:
- Re: "Dinosaurs Died Within Hours After Asteroid Hit Earth..."
  - From: Mickey Mortimer <Mickey_Mortimer111@msn.com>

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