About the Authors

Michael Weiss

miweiss@zedat.fu-berlin.de

Affiliation Institute of Biology, Behavioural Biology Group, Free University Berlin, Berlin, Germany

Sarah Kiefer

Affiliation Institute of Biology, Behavioural Biology Group, Free University Berlin, Berlin, Germany

Silke Kipper

Affiliation Institute of Biology, Behavioural Biology Group, Free University Berlin, Berlin, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MW S. Kipper S. Kiefer. Performed the experiments: MW. Analyzed the data: MW S. Kipper S. Kiefer. Wrote the paper: MW.