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Re: How would Tyrannosaurus approach a Triceratops?

On 8/18/05, don ohmes <d_ohmes@yahoo.com> wrote:

> 3. Had trex been primarily a scavenger, or just had
> the need to gnaw, there would be lots of tooth-marked
> bones, it seems to me. 

While I don't have the paper on hand, Aase Jacobsen reviewed several
hundred isolated hadrosaur and ceratopsian bones from DPP, and found
that tooth-marked bone is actually quite common.  Don't remember the
numbers offhand, sorry...

Jacobsen, A.R.  1998.  Feeding behavior of carnivorous dinosaurs as
determined by tooth marks on dinosaur bones.  Historical Biology 13:

> 2. Has anyone published an analysis of predation vs
> carrion strategies relative to energetics of trex
> locomotion? Another big hole in the scavenger
> hypothesis, IMO.)


Ruxton, G. D., and D. C. Houston.  2003.  Could Tyrannosaurus rex have
been a scavenger rather than a predator? An energetics approach.  Proc
Biol Sci. 270:731-3.

Jordan Mallon

BScH, Carleton University
Vertebrate Palaeontology & Palaeoecology

Paleoart website: http://www.geocities.com/paleoportfolio/
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