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Re: Despicable New Papers

I believe APP is an open access journal. You can find the paper at:


Heinrich Mallison wrote:
> Hm, I am not too sure (having read only the abstract), if this really
> indicates scavenging. I distinctly remember watching a nature program
> in which a rather well-fed bear stumbled across a sick elk, killed it,
> and ate solely the snout. Then ambled off.......
> I am really looking forward to reading the entire paper :)
> Heinrich
> On Fri, Jul 2, 2010 at 8:46 PM, John Hunt <john.bass@ntlworld.com> wrote:
>> Hone, D.W.E., and Watabe, M. 2010. New information on scavenging and
>> selective feeding behaviour of tyrannosaurs. Acta Palaeontologica
>> Polonica.
>> ABSTRACT: Feeding traces for carnivorous theropod dinosaurs are
>> typically
>> rare but can provide important evidence of prey choice and mode of
>> feeding.
>> Here we report a humerus of the hadrosaurine Saurolophus which was
>> heavily
>> damaged from feeding attributed to the giant tyrannosaurine Tarbosaurus.
>> The
>> bone shows multiple bites made in three distinctive styles termed
>> 'punctures', 'drag marks' and 'bite-and-drag marks'. The distribution
>> of these bites suggest that the animal was actively selecting which
>> biting
>> style to use based on which part of the bone was being engaged. The lack
>> of
>> damage to the rest of the otherwise complete and articulated hadrosaur
>> strongly implies that this was a scavenging event, the first reported
>> for a
>> tyrannosaur, and not feeding at a kill site.
>> Why the humerous?
>> If the carcass was old, then presumably either something else ate all
>> the
>> good stuff or it had all rotted away.  If it was rotten then surely some
>> of
>> the meatier parts of the carcass would have more of a meal.  If
>> something
>> else had killed or scavenged first then the other bones would have been
>> marked.  If it had been a fresh carcass then again there would have been
>> choicer cuts.

Thomas R. Holtz, Jr.
Email: tholtz@umd.edu   Phone: 301-405-4084
Office: Centreville 1216
Senior Lecturer, Vertebrate Paleontology
Dept. of Geology, University of Maryland
Fax: 301-314-9661

Faculty Director, Science & Global Change Program, College Park Scholars
Fax: 301-314-9843

Mailing Address:        Thomas R. Holtz, Jr.
                        Department of Geology
                        Building 237, Room 1117
                        University of Maryland
                        College Park, MD 20742 USA