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Re: Flightless giant azhdarchids?



Also, Mark Witton very succinctly refuted the hypothesis that the huge
azhdarchid _Hatzegopteryx_ was flightless:

https://urldefense.proofpoint.com/v2/url?u=http-3A__dml.cmnh.org_2011Jul_msg00100.html&d=CwIFaQ&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=x82f3Wlkwtmbr1z8IAt9jA&m=zVoqGZ8hZ9gUhhb4PSdpOhmCby_Vmsz1ODcEoxv7iNU&s=52zzUcpDV1RaYQz2-teKZRPh2LKYxD5DS097xJbj2OM&e=
 



On Mon, Mar 14, 2016 at 10:06 PM, Stephen Poropat
<stephenfporopat@gmail.com> wrote:
> Saved from truncation:
>
> ==========
>
> Good day,
>
> I would like to ask if anybody in the scientific community ever
> proposed a idea that the most massive azhdarchids were actually unable
> to fly, and so presented a giant stork-like ground-dwelling flightless
> forms? Could they possibly fend off tyrannosaurids and other predators
> with their beaks? Were they able to adapt to purely terrestrial
> ecological niches?
>
> Thank you in advance,
>
> Tom
>
> ==========
>
> Tom - an idea similar to this has been proposed, although
> flightlessness was not invoked. This is even mentioned in the
> Wikipedia article on azhdarchids.  Your best starting point, if you
> want to find out more, is to track down this paper:
>
> Witton, M. P., and D. Naish. 2008. A reappraisal of azhdarchid
> pterosaur functional morphology and paleoecology. PLoS ONE 3:e2271.
> (https://urldefense.proofpoint.com/v2/url?u=http-3A__journals.plos.org_plosone_article-3Fid-3D10.1371_journal.pone.0002271&d=CwIFaQ&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=x82f3Wlkwtmbr1z8IAt9jA&m=kwA6VapxZ3UAyLVt7_xHF6-VGgkLEY51DYYt6HWw99o&s=u5Tr3NkOsqJmE26HZQjIIP8BsLmDdxnbn_kCd4DleYQ&e=
>  )
>
> or this one:
>
> Witton, M. P., and D. Naish. 2015. Azhdarchid pterosaurs:
> water-trawling pelican mimics or "terrestrial stalkers"? Acta
> Palaeontologica Polonica
> 60:651–660.(https://urldefense.proofpoint.com/v2/url?u=http-3A__app.pan.pl_article_item_app000052013.html&d=CwIFaQ&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=x82f3Wlkwtmbr1z8IAt9jA&m=kwA6VapxZ3UAyLVt7_xHF6-VGgkLEY51DYYt6HWw99o&s=yachGYiG6C9lMj_MBqhqivflEiYRmdSIvhCw8T-ODTg&e=
>  ). This is
> covered in a Tetrapod Zoology blog post
> (https://urldefense.proofpoint.com/v2/url?u=http-3A__blogs.scientificamerican.com_tetrapod-2Dzoology_were-2Dazhdarchid-2Dpterosaurs-2Dreally-2Dterrestrial-2Dstalkers-2Dthe-2Devidence-2Dsays-2Dyes-2Dyes-2Dthey-2Dprobably-2Dwere_&d=CwIFaQ&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=x82f3Wlkwtmbr1z8IAt9jA&m=kwA6VapxZ3UAyLVt7_xHF6-VGgkLEY51DYYt6HWw99o&s=WU3qcIiQNNGg6IoLq-Qhd95Oh_fqRG19YA780MmXxNo&e=
>  ).
>
> All the best,
>
> Steve
>
> On 14 March 2016 at 18:12, Poekilopleuron <dinosaurtom2015@seznam.cz> wrote:
>>
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>
>
>
>
> --
> Dr. Stephen Poropat
> https://urldefense.proofpoint.com/v2/url?u=http-3A__stephenporopat.weebly.com_&d=CwIFaQ&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=x82f3Wlkwtmbr1z8IAt9jA&m=kwA6VapxZ3UAyLVt7_xHF6-VGgkLEY51DYYt6HWw99o&s=RB7dmERx_5j1dMBof6mB8BCCo-Z0GRTIHRRbMiOua-U&e=
>
> Research Associate
> Australian Age of Dinosaurs
> PO Box 408
> Winton 4735
> Australia