1. Ecological Networks, Department of Biology Technische Universität Darmstadt Darmstadt Germany
2. Animal Ecology and Tropical Biology, Biocenter University of Würzburg Würzburg Germany
3. Division of Biology and Biological Engineering California Institute of Technology Pasadena California
4. Laboratory of Social Evolution and Behavior The Rockefeller University New York City New York
5. Departamento de Biología Escuela Politécnica Nacional Quito Ecuador
6. Department of Integrative Biology University of Guelph Guelph Ontario Canada
7. Department of Biology University of Valle Cali Colombia