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Re: Mesozoic snow?
--- Tim Williams <firstname.lastname@example.org> wrote:
> Interestingly (maybe), coelurosaurs rarely show
> cranial ornamentation.
> Perhaps the plumage (especially pennaceous feathers)
> replaced cranial crests
> or horns as the principal medium for sexual or
> territorial signalling
> Just a thought.
The upside to this is that one would then only need to
grow the showy stuff at certain times of the year
(assuming a mating season), and thus reduce the risk
of becoming easy prey because one wants to show off.
"I am impressed by the fact that we know less about many modern [reptile] types
than we do of many fossil groups." - Alfred S. Romer
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