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Re: The Men Who Stare At New Papers
On Wed, Nov 4th, 2009 at 10:06 AM, David Marjanovic <firstname.lastname@example.org>
> > > It was once assumed that the presence of
> > > quill nodes along the ulna was an exclusively flight-related
> > > character - until they turned up in _Velociraptor_.
> > Unless, of course, Velociraptor had flying/gliding ancestors / was
> > secondarily flightless, which appears likely.
> Do any extant flightless birds have quill knobs? I think not...
It wouldn't surprise me if ostriches still retain quill knobs, judging by the
males' use of the wings
GIS / Archaeologist Australian Dinosaurs
Melbourne, Australia http://home.alphalink.com.au/~dannj