1. Natural History Museum of Denmark, Research and Collections University of Copenhagen Copenhagen Denmark
2. Department for the Ecology of Animal Societies Max Planck Institute of Animal Behavior Konstanz Germany
3. Department of Anthropology University of California Davis Davis California USA
4. Smithsonian Tropical Research Institute Balboa Ancón Republic of Panama
5. Department of Biology University of Konstanz Konstanz Germany
6. Centre for the Advanced Study of Collective Behavior University of Konstanz Konstanz Germany
7. College of Science and Engineering James Cook University Douglas Queensland Australia
8. North Carolina Museum of Natural Sciences Raleigh North Carolina USA
9. Department of Forestry and Environmental Resources North Carolina State University Raleigh North Carolina USA