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Re: (sigh)sauropod necks again--long! -Reply
On Tue, 25 May 1999, Augustus Toby White wrote:
> Which raises another a priori biophysical problem. (Yes, it rears its
> ugly head.) The benefit from rearing up has to be quite high because
> the price of falling would be steep. It's the tumbling T. rex problem
> in spades. A mouse can fall many times its height. A human can usually
> fall its own height, but not always (I dislocated an elbow once that
> way). A sauropod? Don't even think about it. If it reared up, the
> mechanism would have to have been be nearly 100% stable and the benefit
> very high or the behavior simply wouldn't have been worth the risk.
Wouldn't the mechanics of mating sorta require some rearing capability?