AUTHOR CONTRIBUTIONS
E.L.S., P.M. and S.C.G. conceived the study. E.L.S. collected the field
data. E.L.S. and A.W.S. performed the MS-AFLP assay. W.B., R.T., S.R.,
and P.M. performed the qPCR assay. E.L.S. and R.T. conducted the
statistical analyses. The manuscript was written by E.L.S. and commented
on and edited by all authors. S.C.G provided funding.