About the Authors

Grzegorz R. Juszczak

g.juszczak@ighz.pl

Affiliation Department of Animal Behavior, Institute of Genetics and Animal Breeding, Jastrzebiec, Poland

Michal Miller

Affiliation Department of Animal Behavior, Institute of Genetics and Animal Breeding, Jastrzebiec, Poland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: GRJ. Formal analysis: GRJ. Funding acquisition: GRJ. Investigation: MM GRJ. Methodology: GRJ. Supervision: GRJ. Writing – original draft: GRJ. Writing – review & editing: MM.