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RE: Velociraptor scavenged azhdarchid pterosaur



But flesh doesn't preserve in the sediments that preserve Velociraptor, so how 
do we know its stomach wasn't full of tasty pectoralis muscles and such in 
addition to a wing phalanx?

Mickey Mortimer

----------------------------------------
> Subject: Re: Velociraptor scavenged azhdarchid pterosaur
> From: jeff@jeffhecht.com
> Date: Sat, 3 Mar 2012 21:35:29 -0500
> CC: dinosaur@usc.edu
> To: mickey_mortimer111@msn.com
>
> I've read the paper, and the authors argue that if the velociraptor had 
> brought down such a large prey, it would have eaten flesh rather than bone, 
> and suggest that little flesh was present by the time the dinosaur got there.
>
> - Jeff Hecht
> On Mar 3, 2012, at 8:18 PM, Mickey Mortimer wrote:
>
> >
> > Scavenging's certainly possible, but since the closely related Deinonychus 
> > is generally accepted as predating Tenontosaurus (which is about as heavy 
> > compared to Deinonychus as Quetzelcoatlus is compared to Velociraptor), I 
> > don't see how we can favor one hypothesis over another. Sure I'm assuming 
> > that the Velociraptor was found singly, but if Roach and Brinkman (2007) 
> > are correct that Deinonychus did not live in packs but merely aggregated to 
> > kill, then a lone dromaeosaurid with parts of a large animal in its belly 
> > is just what we'd expect.
> >
> > Mickey Mortimer
> >
> > ----------------------------------------
> >> From: MHabib@Chatham.edu
> >> To: mickey_mortimer111@msn.com
> >> CC: dinosaur@usc.edu
> >> Date: Sat, 3 Mar 2012 19:36:28 -0500
> >> Subject: Re: Velociraptor scavenged azhdarchid pterosaur
> >>
> >> It is. I've seen David Hone's presentation on this study a few times now, 
> >> and it was quite a big azhdarch that the velociraptor was chewing on. 
> >> Highly unlikely it predated something like that.
> >>
> >> --Mike H
> >>
> >> Sent from my iPhone
> >>
> >> On Mar 3, 2012, at 7:15 PM, "Mickey Mortimer" <mickey_mortimer111@msn.com> 
> >> wrote:
> >>
> >>>
> >>> Hopefully the evidence the azdarchid was scavenged is better than the 
> >>> evidence the enantiornithine Microraptor ate (O'Connor et al., 2011) was 
> >>> predated.
> >>>
> >>> Mickey Mortimer
> >>>
> >>> ----------------------------------------
> >>>> Date: Sat, 3 Mar 2012 12:03:05 -0800
> >>>> From: bcreisler@gmail.com
> >>>> To: dinosaur@usc.edu
> >>>> Subject: Velociraptor scavenged azhdarchid pterosaur
> >>>>
> >>>> From: Ben Creisler
> >>>> bcreisler@gmail.com
> >>>>
> >>>> A new online paper:
> >>>>
> >>>> David Hone, Takanobu Tsuihiji, Mahito Watabe, Khishigjaw Tsogtbaatr 
> >>>> (2012)
> >>>> Pterosaurs as a food source for small dromaeosaurs.
> >>>> Palaeogeography, Palaeoclimatology, Palaeoecology (advance online 
> >>>> publication)
> >>>> http://dx.doi.org/10.1016/j.palaeo.2012.02.021
> >>>> http://www.sciencedirect.com/science/article/pii/S0031018212000946?v=s5
> >>>>
> >>>> Stomach contents preserved in fossil specimens provide direct evidence
> >>>> for the diet of extinct animals. Such exceptional fossils remain rare
> >>>> for predatory non-avian dinosaurs and each can add significantly to
> >>>> our understanding of trophic interactions between various taxa. Here
> >>>> we present evidence for the dromaeosaurid theropod Velociraptor
> >>>> scavenging on the carcass of an azhdarchid pterosaur, with a long bone
> >>>> of the pterosaur being found as gut contents of the dinosaur. Despite
> >>>> previous inferences of dromaeosaurs as hyper-predators, scavenging
> >>>> appears to have been an important part of their ecology.
> >>>
> >
> >
>
>