1. Abteilung für Verhaltensneurobiologie, at the Max-Planck-Institut für Ornithologie, in Seewiesen, Germany
2. Department of Biological Sciences at Virginia Tech, in Blacksburg, Virginia
3. Instituto Superior de Psicologia Aplicada's Instituto Universitário, in Lisboa, Portugal; with the Integrative Behavioural Biology Lab, at the Instituto Gulbenkian de Ciência, in Oeiras, Portugal; and with the Champalimaud Neuroscience Programme, at the Champalimaud Center for the Unknown, Neurosciences, also in Lisboa