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Re: CARNIVORE FROM HERBIVORE AGAIN!
>> But we would have a lot more trouble
>> evolving a herbivorous therizinosaur from a carnivorous tetanuran...
>Hmm, it might not be that tricky to derive a herbivore from a carnivore but
>when the ancestral carnivore is not a really specialized one (which most
>theropods, as far as we know, were). Amongst the mammals, kinkajou and red
Actually, the most specialized theropods, neornithine birds, evolved many
herbivorous forms from faunivorous (animal eating, including insects)
ancestors. Indeed, every herbivorous bird is derived from carnivorous
Thomas R. Holtz, Jr.
Dept. of Geology
University of Maryland
College Park, MD 20742