About the Authors

Florent Pittet

florent.pittet@univ-rennes1.fr

Affiliation UMR 6552 Ethologie animale et humaine, CNRS-Université de Rennes 1, Rennes, France

Maud Coignard

Affiliation UMR 6552 Ethologie animale et humaine, CNRS-Université de Rennes 1, Rennes, France

Cécilia Houdelier

Affiliation UMR 6552 Ethologie animale et humaine, CNRS-Université de Rennes 1, Rennes, France

Marie-Annick Richard-Yris

Affiliation UMR 6552 Ethologie animale et humaine, CNRS-Université de Rennes 1, Rennes, France

Sophie Lumineau

Affiliation UMR 6552 Ethologie animale et humaine, CNRS-Université de Rennes 1, Rennes, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FP MC CH MARY SL. Performed the experiments: FP MC. Analyzed the data: FP MC MARY. Contributed reagents/materials/analysis tools: FP MC CH MARY SL. Wrote the paper: FP MC CH MARY SL.