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Re: Tyrannosaur hunter-gatherers?

To: "The Dinosaur Mailing List" <dinosaur@usc.edu>
Subject: Re: Tyrannosaur hunter-gatherers?
From: "David Marjanovic" <david.marjanovic@gmx.at>
Date: Mon, 8 Oct 2001 22:03:56 +0200
References: <F11squ6dQpqpFJ7cWlX000024c8@hotmail.com>
Reply-to: david.marjanovic@gmx.at
Sender: owner-dinosaur@usc.edu

----- Original Message -----
From: "Jordan Mallon" <j_mallon@hotmail.com>
Sent: Monday, October 08, 2001 12:52 AM


> Yeah, they would have had longer legs, but their femur/tibia+Mt3 ratio
> increases with age.  If you want to run fast, you'll also want your
> femur/tibia+Mt3 ratio to be as small as possible.  This isn't the case for
> large adult tyrannosaurids.

AFAIK that ratio is also bigger for adult ornithomimids than for juvenile
ones... it's just size-related and apparently predictable from elastic
similarity (see the speed chapter in PDW). Aren't their ratios still smaller
than those of allosauroids of the same sizes?

Follow-Ups:
- RE: Tyrannosaur hunter-gatherers?
  - From: "Thomas R. Holtz, Jr." <tholtz@geol.umd.edu>

References:
- Re: Tyrannosaur hunter-gatherers?
  - From: "Jordan Mallon" <j_mallon@hotmail.com>

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