About the Authors

Sabrina Briefer Freymond

Contributed equally to this work with: Sabrina Briefer Freymond, Elodie F. Briefer

sabrina.briefer@haras.admin.ch

Affiliation Agroscope Liebefeld-Posieux Research Station ALP-Haras, Swiss National Stud Farm SNSTF, Les Longs Prés, Avenches, Switzerland

Elodie F. Briefer

Contributed equally to this work with: Sabrina Briefer Freymond, Elodie F. Briefer

Current address: Institute of Agricultural Sciences, ETH Zürich, Zürich, Switzerland

Affiliation Queen Mary University of London, Biological and Experimental Psychology Group, School of Biological and Chemical Sciences, London, United Kingdom

Rudolf Von Niederhäusern

Affiliation Agroscope Liebefeld-Posieux Research Station ALP-Haras, Swiss National Stud Farm SNSTF, Les Longs Prés, Avenches, Switzerland

Iris Bachmann

Affiliation Agroscope Liebefeld-Posieux Research Station ALP-Haras, Swiss National Stud Farm SNSTF, Les Longs Prés, Avenches, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Revised the paper: IB. Conceived and designed the experiments: SBF EFB IB RVN. Performed the experiments: SBF. Analyzed the data: EFB. Wrote the paper: SBF EFB.