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Re: Rahonavis; sickle claws



In a message dated 11/25/01 12:37:42 PM, aspidel@freegates.be writes:

<< BTW: how many times did the sickle claws appear in dinosaur evolution? 
Twice (once in maniraptorans, once in ceratosaurs: _Noasaurus_)? May we say 
it's convergent evolution? >>

No. This is the proof that maniraptors are in fact flightless birds.

eric l.