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---------- Forwarded message ----------

From: "Culliney, Thomas W - APHIS" <[log in to unmask]>

Just for the record, three major kinds of symbiosis are parasitism,
mutualism, and commensalism. So stating that parasitism will evolve
into symbiosis is redundant, since parasitism already is a symbiosis.

Thomas W. Culliney
Entomologist

USDA-APHIS, PPQ
Center for Plant Health Science and Technology
Plant Epidemiology and Risk Analysis Laboratory
1730 Varsity Drive, Suite 300
Raleigh, NC 27606 U.S.A.
(919) 855-7506
(919) 855-7595 (Fax)
[log in to unmask]

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