Multiple benefits of cooperative breeding in purple-crowned fairy-wrens: a consequence of fidelity?

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Funding Acknowledgements

The authors are grateful to Sarah Legge, Steve Murphy and other staff at Mornington Wildlife Sanctuary, and to the Australian Wildlife Conservancy. In addition, they thank their excellent team of field assistants and in particular MSc students Rinskje Klooster and Joppe Rijpstra. Rita Covas and Rob Heinsohn kindly provided unpublished data. Constructive comments from Ben Hatchwell, the editors and an anonymous referee improved the manuscript. This research was funded by the 'Sonderprogramm zur Forderung hervorragender Wissenschaftlerinnen' of the Max Planck Society (to A.P.). All fieldwork was performed with permission from the Max Planck Institute for Ornithology Animal Ethics Committee, the Australian Wildlife Conservancy, the Western Australia Department of Conservation and Land Management (licenses BB002178 and BB002311) and the Australian Bird and Bat Banding Scheme (Authority 2230 and 2073).