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Re: Extinction scenarios

In a message dated 98-08-19 15:14:15 EDT, PTJN@AOL.COM writes:

<< So here's a question for George: In the scenario sketched in the above
 paragraph, is it the disease or the bolide that "caused" the extinction?

As Jack Horner is said to have said, "If the last passenger pigeon died of a
cold, does that mean the cold caused the pigeons' extinction?"

Of course the bolide would have caused the extinction. Without the bolide, the
populations would, presumably, have been able to resist the pathogens as