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Re: patellas



>why don't 2-legged, bipedal birds have patellas?
>Therapods don't have them, but they have a severe knobby bit at the 
>knee-end of the tibia that might have acted in a similar fashion to a 
>patella.

Many species of birds DO have patellas, though I can't for the moment find a
reference telling me which do and which don't.

--
Ronald I. Orenstein                           Phone: (905) 820-7886 (home)
International Wildlife Coalition              Fax/Modem: (905) 569-0116 (home)
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