Funding for this research was provided by:
Ministry of Rural Affairs and Consumer Protection of the Federal State Baden-Württemberg
Text and Data Mining valid from 2020-01-09
Received: 20 March 2019
Accepted: 18 December 2019
First Online: 9 January 2020
Ethics approval and consent to participate
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. Permission # WFS1/12 according to Section 8 subsection 1, of the animal welfare law of the federal state of Baden-Württemberg [CitationRef removed] was granted by the Regional Authority, Tübingen.
: Not applicable.
: The authors declare that they have no competing interests.