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Re: Dinosaurs to birds



In a message dated 1/23/99 10:55:38 PM EST, jbois@umd5.umd.edu writes:

<< This seems illogical to me.  When we don't have enough data we should say:
 "We don't know.  It could be luck or it could be replacement of one group
 by another due to differential success." >>

"Replacement of one group by another due to differential success" is a
tautology. Replacement of one group by another is >always< "due to"
differential success.