Re: dinos and birds

["James R. Cunningham" <jrccea@bellsouth.net>]

Dora Smith wrote:

> I researched those warm fuzzy pterosaurs.   They did have hair, since they
> also had lightweight bodies and strong wings it is logical to think they
> flew, and that adds up to they must have been warm blooded.

Although I do personally think that they were warm-blooded, it isn't required by
their flight style, and the fact that they flew can't be equated directly to
warm-bloodedness.

>   They are now
> classified together with dinosaurs as a separate group with a theoretical
> common ancestor more closely related to them than to other reptiles.

Not my specialty, but doesn't that depend upon who is doing the classification?