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Re: Lack of Running Giant Theropod Tracks

On 29 November 2010 21:55, Dann Pigdon <dannj@alphalink.com.au> wrote:
>> Do we know of any extant animals in which the juveniles can run faster
>> than the adults?  While no doubt there must be a way exceptions (sea
>> squirts? :-)), I think they ARE exceptions.  I'm not convinced by the
>> widespread a priori assumption that adult ceratopsians and
>> tyrannosaurs were slower than the juveniles.
> I don't know about 'faster', but baby rhinos certainly run 'more often' than 
> their parents.

That is also true of humans; but adults can run faster than children
when they try.  I think that's the case with the great majority of