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Re: Walking dromaeosaurs

To: <dinosaur@usc.edu>
Subject: Re: Walking dromaeosaurs
From: "Mickey Mortimer" <Mickey_Mortimer111@msn.com>
Date: Thu, 31 Jul 2003 21:17:07 -0700
References: <BAY2-F171zRPTNZStgL00000e47@hotmail.com>
Reply-to: Mickey_Mortimer111@msn.com
Sender: owner-dinosaur@usc.edu

Tim Williams wrote-

> In birds the front-and-beck neck movement (and associated head bobbing) is
> connected with digestion isn't it?  Specifically, the mechanical breakdown
> of food in the gizzard.  Our modern day feathered friends do not have
teeth,
> so they "chew" their food in the gizzard.

Does anyone figure this has implications for non-avian theropods that used
gastroliths (eg. Caudipteryx, Sinornithomimus, Lourinhasaurus,
Poekilopleuron, etc.)?

Mickey Mortimer

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