About the Authors

Matthias Winfried Kleespies

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

kleespies@em.uni-frankfurt.de

Affiliation Bioscience Education and Zoo Biology, Goethe-University, Frankfurt, Germany

Paul Wilhelm Dierkes

Roles Conceptualization, Funding acquisition, Methodology, Supervision, Visualization, Writing – review & editing

Affiliation Bioscience Education and Zoo Biology, Goethe-University, Frankfurt, Germany

Competing Interests

The authors have declared that no competing interests exist.