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Re: Re-emergence of lost features.
>Are any examples of normal-winged birds with throw-back clawed hands ever
>found? And why did the phorusrhacoids lose out to the early carnivorous
>mammals when a similar design survived for so long before?
Juvenile Screamers still have clawed wings. And I don't think
Porusrhacoids lost out to "early" carnivorus mammals, as *Titanis* lived in
Florida only a couple million years ago.
Seth Ellestad.