1. Institute of Environmental Biology Utrecht University Padualaan 83584 CH Utrecht The Netherlands
2. JF Blumenbach Institute of Zoology and Anthropology Georg August University Göttingen Berliner Str. 28 37073 Göttingen Germany
3. Department of Terrestrial Ecology Institute of Zoology University of Cologne Zülpicher Str. 47b 50674 Cologne Germany
4. Forschungszentrum Jülich Institute of Bio‐ and Geosciences IBG‐2: Plant Sciences 52425 Jülich Germany
5. German Centre for Integrative Biodiversity Research (iDiv) Halle‐Jena‐Leipzig Deutscher Platz 5e04103 Leipzig Germany
6. Institute of Ecology Friedrich Schiller University Jena Dornburger‐Str.159 07743 Jena Germany