J.H.P.C. carried out the trasncriptomic analyses and wrote the manuscript; B.H. participated in the data analysis; C.B. carried out the molecular laboratory work and helped write the manuscript; C.D.H. participated in the design of the study; M.M. participated in data analysis and helped write the manuscript; E.W. participated in the design of the study and collected field data; L.D.M. participated in the design of the study and wrote the manuscript. All authors gave final approval for publication.