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Re: CNN: how first birds flew

In a message dated 5/7/99 4:29:39 PM EST, dannj@alphalink.com.au writes:

<< I've always thought that Archae's feet
 carried recurved claws adapted for perching and grasping. Wouldn't
 these also present a problem to a fast runner? Sort of like trying
 to run in golf shoes... >>

Yes, indeed. That's why the first toe is reduced (or lost, as in certain 
ornithomimids) and elevated in all cursorial theropods that have it: to get 
it out of the way of running. Simple as that.