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Re: How did dromaeosaurs use their arms?

martinh wrote:
> 
> How do you survive as a predator who can only run in nearly straight lines
> _until_ you develop the extra mobility?
> 

By developing a long counter-balancing tail perhaps? Perhaps it's no
accident that most of the short-tailed theropods also seem to have had
feather fans on either the forelimbs or tail (or both).

-- 
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        Dann Pigdon
        GIS Archaeologist
        Melbourne, Australia

        Australian Dinosaurs:
        http://home.alphalink.com.au/~dannj
        http://www.geocities.com/dannj.geo
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