[no subject]

[tlcomp@iu.net (Timothy C. Loss)]

>Ooh.  I really have no idea.  I think that they probably stood around 
>on two legs, and could sort of waddle walk.  If they needed to go 
>faster on the ground, they could use their hands.  I am not sure why 
>some such as Padian, claim that Pterosaurs were capable of running 
>bipedally on the ground; hey, why run away when you can fly away?

I think they would have ran. Even modern birds will run rather than fly. If 
you watch them they only fly as a last resort. Why? Because running takes 
less energy than flying. So I think the "ancient" birds and pterasaurs 
(especially small ones) would have run.