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Re: And Your Bird Can Sing-Mesozoic theropod vocalizations?
On Tue, Nov 10th, 2009 at 11:59 AM, B tH <firstname.lastname@example.org> wrote:
> How likely is it that they [dinosaurs] "roared" considering their kinship
> with birds?
Roaring requires thickened vocal cords. I don't think birds actually have vocal
cords, although that
doesn't necessarily rule out their presence in dinosaurs.
Hissing, squawking, chirping and booming (via resonating chambers) could have
possible. The unholy racket made by the tyrannosaur in the Jurassic Park movies
may have been
GIS / Archaeologist Australian Dinosaurs
Melbourne, Australia http://home.alphalink.com.au/~dannj