1. M. Fischer (https://orcid.org/0000-0003-0541-6729) ✉ (mfischer.ecology@gmail.com) and J. Di Stefano, School of Ecosystem and Forest Sciences, Univ. of Melbourne, Creswick, VIC, Australia. MF also at: Australian Wildlife Conservancy, Subiaco, WA, Aust
2. M. Stillfried and S. Kramer-Schadt, Dept of Ecological Dynamics, Leibniz Inst. for Zoo and Wildlife Research, Berlin, Germany.
3. G. Coulson, School of BioSciences, Univ. of Melbourne, Parkville, VIC, Australia.
4. MF and D. R. Sutherland, Conservation Dept, Phillip Island Nature Parks, Summerlands, VIC, Australia. SK-S also at: Dept of Ecology, Technische Univ. Berlin, Berlin, Germany.