Two points regarding Ewald...
1) I think his presentation was a bit more of a cut at a strawman
for us parasitologists, than a great enlightenment.
2) read Kuris, 1985 in Amer Nat (I don't have the page #'s off hand) re
Mark E. Siddall "I don't mind a parasite...
mes at vims.edu I object to a cut-rate one"
Virginia Inst. Marine Sci. - Rick
Gloucester Point, VA, 23062