About the Authors

Ellen Kanitz

ekanitz@fbn-dummerstorf.de

Affiliation Research Unit of Behavioural Physiology, Leibniz Institute for Farm Animal Biology, Dummerstorf, Germany

Winfried Otten

Affiliation Research Unit of Behavioural Physiology, Leibniz Institute for Farm Animal Biology, Dummerstorf, Germany

Margret Tuchscherer

Affiliation Research Unit of Behavioural Physiology, Leibniz Institute for Farm Animal Biology, Dummerstorf, Germany

Maria Gräbner

Affiliation Research Unit of Behavioural Physiology, Leibniz Institute for Farm Animal Biology, Dummerstorf, Germany

Klaus-Peter Brüssow

Affiliation Research Unit of Reproductive Biology, Leibniz Institute for Farm Animal Biology, Dummerstorf, Germany

Charlotte Rehfeldt

Affiliation Research Unit of Muscle Biology and Growth, Leibniz Institute for Farm Animal Biology, Dummerstorf, Germany

Cornelia C. Metges

Affiliation Research Unit of Nutritional Physiology “Oskar Kellner”, Leibniz Institute for Farm Animal Biology, Dummerstorf, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CCM CR WO EK. Performed the experiments: EK WO MT MG KPB. Analyzed the data: WO MG EK. Contributed reagents/materials/analysis tools: EK MG WO MT. Wrote the paper: EK.