T. rex arms (was Re: DINOSAUR digest 1272)

["Ralph W. Miller III" <gbabcock@best.com>]

Referring to the tyrannosaurs' forearm and manus function, "Beyer, Eric" wrote:

> Sounds silly but...How about (a) simple theory.
> What if they were used to pick his teeth?

This might have been more practical if the "hands" could actually reach the
teeth, no?  Or are you inferring (from what evidence I do not know) mutual
dental grooming among tyrannosaurs?  What were they doing with those arms?  My
guess: not much.

-- Ralph W. Miller III       gbabcock@best.com