About the Authors
- Daniel Nettle
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* E-mail: daniel.nettle@ncl.ac.uk
Affiliation Centre for Behaviour and Evolution, Institute of Neuroscience, Newcastle University, Newcastle, United Kingdom
Competing Interests
The author has declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: DN. Performed the experiments: DN. Analyzed the data: DN. Wrote the paper: DN.