[1] Univ Illinois, Dept Entomol, Urbana, IL 61801 USA
[2] Univ Illinois, Dept Anim Sci, Urbana, IL 61801 USA
[3] Univ Illinois, Neurosci Program, Urbana, IL 61801 USA
[4] Univ Illinois, Inst Genom Biol, Urbana, IL 61801 USA
[5] Univ Iowa, Coll Med, Howard Hughes Med Inst, Iowa City, IA 52242 USA
[6] Univ Avignon & Pays Vaucluse, INRA, Unite Mixte Rech, Lab Biol & Protect Abeille Ecol & Invertebres, F-84914 Avignon 9, France