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Re: Dinosaurs Breathed Like Birds

On 7/15/05, Roberto Takata <rmtakata@gmail.com> wrote:
> Well, by dinosaurs, I guess that we must read *theropods*. Or do
> sauropods and ornithischian have the same hollow bones?

Sauropods (and other sauropodomorphs) have pneumaticized bones--it is
a saurischian or eusaurischian trait.

--Mike Keesey