Re: Bipedal lizards & pterosaurs

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

darren.naish@port.ac.uk wrote:
> 
> If speed is what it?s about, it strikes me
> as unlikely that animals like pterosaurs would rely on
> terrestrial sprinting to escape predators or to get from A to
> B. Furthermore, given that pterosaurs exhibit features
> associated with leaping (see, e.g., Bennett 1997) and/or
> scansoriality, it is probable that they wouldn?t need to sprint
> in order to take off. Bottom line: there is no inherent ?need?
> for good bipedal running abilities in pterosaurs, in contrast
> to the situation in lizards.

I've also been preaching this in talks for several years now.  Thanks
for the support, Darren.
All the best,
Jim