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T.rex running speed



Hmm, I think exactly the same argument can be used for the predator...is it 
better to starve or fall over?  One of the risks of life is death at any 
moment. But hold back on essentials (like eating or rnning away) and you die 
sooner.

martin

> ------------------------------
> 
> Date: Fri, 9 Feb 1996 12:00:53 +0800
> From: endocrin@desktop.com.au (Graeme Worth)
> To: dinosaur@lepomis.psych.upenn.edu
> Subject: T.rex running speed
> Message-ID: <199602090400.MAA32651@gold.desktop.com.au>
> 
> Before we get too far into another long and convoluted thread, could I
> suggest that discussion be confined to possible safety margins in predators
> only. High speeds in a prey animal presumably develop in order to more
> efficiently escape a pursuing predator - in this case a safety margin seems
> pretty pointless -what is more fatal, falling at high speed, or being caught
> and eaten? Doesn't seem much point then, with all respect, to be comparing
> giraffes with T. rex. It might make sense for T. rex to have a safety
> margin, but modern comparisons, if there are any, should come from animals
> in a similar position in the food chain, IMHO.
> Graeme Worth
> 
>