1. Behavioral Physiology and Sociobiology (Zoology II); Biocenter; University of Würzburg; 97074 Würzburg Germany
2. School of Life Sciences; Arizona State University; Tempe 85004 Arizona USA
3. Pharmaceutical Biology; Biocenter; Julius-von-Sachs-Institute for Biosciences; University of Würzburg; 97082 Würzburg Germany
4. Department of Chemistry; Biotechnology; and Food Science; University of Life Sciences; 1432 Aas Norway