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In a message dated 95-12-07 21:03:26 EST, email@example.com (Ronald
>>Compare this to the wealth of herrerasaurians, ceratosaurians, carnosaurs,
>>dromaeosaurids, oviraptorosaurs, ornithomimosaurs, and so forth, which BCF
>>asserts branched off mainly before the advent of powered flight. Your
>>may be more correct than you think.
>Well, if they branched off before the advent of powered flight they can
>hardly be secondarily flightless, can they?
Gliding and canard-wing-controlled leaping are forms of flying. Just not as
well developed as powered flight. BCF never asserted that the earlier
theropods (or even most of the later ones, for that matter) descended from