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Re: Microraptor preyed on birds (official paper in PNAS)

Matthew Martyniuk <martyniuk@gmail.com> wrote:

> I don't disagree with those comments, but you described the plumage of
> these three taxa specifically as being "aerodynamic". If you don't
> mean asymmetrical, then what features shared among the feathers of
> _Archaeopteryx_,  _Microraptor_ and _Anchiornis_ can be described as
> are "aerodynamic" to the exclusion of the feathers of say,
> _Protarchaeopteryx_ or _Sinornithosaurus_?

Maybe _Protarchaeopteryx_ and _Sinornithosaurus_ were aerodynamic as well...?