1. Terrestrial Ecology Research Group; Department of Ecology and Ecosystem Management; School of Life Sciences Weihenstephan; Technical University of Munich; Hans-Carl-von-Carlowitz-Platz 2 85354 Freising Germany
2. Institute of Ecology; University of Jena; Dornburger Street 159 07743 Jena Germany
3. Department of Evolutionary Biology and Environmental Studies; University of Zurich; Winterthurerstr. 190 8057 Zurich Switzerland
4. Physiological Diversity; Helmholtz Centre for Environmental Research - UFZ; Permoserstraße 15 04318 Leipzig Germany
5. German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig; Deutscher Platz 5e 04103 Leipzig Germany