About the Authors

Michael G. Anderson

Affiliation Ecology and Conservation Group, Institute of Natural Science, Massey University, Albany Campus, Auckland, New Zealand

Csaba Moskát

Affiliation Animal Ecology Research Group of the Hungarian Academy of Sciences, Hungarian Natural History Museum, Budapest, Hungary

Miklós Bán

Affiliation Behavioural Ecology Research Group, Department of Evolutionary Zoology, University of Debrecen, Debrecen, Hungary

Tomáš Grim

Affiliation Department of Zoology and Laboratory of Ornithology, Palacky University, Olomouc, Czech Republic

Phillip Cassey

Affiliation Centre for Ornithology, School of Biosciences, University of Birmingham, Edgbaston, United Kingdom

Mark E. Hauber


Affiliation Department of Psychology, Hunter College, City University of New York, New York, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CM MH. Performed the experiments: MGA CM MB. Analyzed the data: MGA CM TG PC MH. Contributed reagents/materials/analysis tools: TG PC. Wrote the paper: MGA CM MB TG PC MH.