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In a message dated 95-12-03 01:35:59 EST, martz@holly.ColoState.EDU (Jeffrey
Martz) writes:

>The dozens of complicated and 
>imaginiative ideas we've been tossing around shows just how little is 
>known about how the process might get started.  The unambiguous evidence
>isn't there.  The simple fact that no good protobirds previous to 
>Archaeopteryx are known renders the entire bird origins debate to complete 
>speculation.  Tossing around ideas are fun, but we shouldn't loose sight of 
>the fact that the unknowns are too numerous to take this debate very

One thing we can do is simply list all the different ways that flight could
have evolved and rate them--by vote, perhaps--as to their plausibility. Then
we could set aside the most outlandish of them and concentrate on the three
or four ways deemed most likely.