[1] Netherlands Inst Ecol NIOO KNAW, Dept Anim Ecol, Wageningen, Netherlands
[2] Wageningen Univ, Wageningen, Netherlands
[3] Res Anim Breeding & Genom, Wageningen, Netherlands
[4] Univ Oxford, Dept Zool, Edward Grey Inst, Oxford, England
[5] Univ East Anglia, Sch Biol Sci, Norwich Res Pk, Norwich, Norfolk, England
[6] Univ Sheffield, Dept Anim & Plant Sci, Sheffield, S Yorkshire, England
[7] Univ Exeter, Ctr Ecol & Conservat, Coll Life & Environm Sci, Penryn, England