About the Authors
Arbeitsgruppe “Neurosensorik/Animal Navigation”, Institut für Biologie und Umweltwissenschaften & Research Centre for Neurosensory Sciences, University of Oldenburg, Oldenburg, Germany
Biological Station Rybachy, Zoological Institute of Russian Academy of Sciences, Rybachy, Kaliningrad Region, Russia
The authors have declared that no competing interests exist.
Conceived and designed the experiments: NC DK DH HM. Analyzed the data: DK NC DH HM. Contributed reagents/materials/analysis tools: DK NC DH HM. Wrote the paper: DK. Performed surgeries: DH. Performed orientation tests: DK NC DH. Contributed significantly to manuscript revisions: NC DH HM.