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RE: The Eternal Question: Lips or Skin?
--- "Tracy L. Ford" <firstname.lastname@example.org> wrote:
> The ?lipless? croc?s can and do, seal off
> their mouths. When they
> are lying out in the sun they can and do (at times)
> keep their mouths closed
> and keep the moisture in the mouth.
Would there even be a need for a moist mouth in
non-avian theropod dinosaurs? Some theropods don't
seem to mind a dry mouth (i.e. parrots)....
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