1. The Hawkesbury Institute for the Environment Western Sydney University Richmond NSW Australia
2. Centre for Sustainable Ecosystem Solutions School of Earth, Atmospheric and Life Sciences University of Wollongong Wollongong NSW Australia
3. Fuller Evolutionary Biology Program Cornell Lab of Ornithology Cornell University Ithaca NY USA
4. Macaulay Library Cornell Lab of Ornithology Cornell University Ithaca NY USA
5. Center for Conservation Bioacoustics Cornell Lab of Ornithology Cornell University Ithaca NY USA
6. Research School of Biology the Australian National University Canberra ACT Australia