1. Department of Ecology and Evolution (DEE); University of Lausanne; Biophore CH-1015 Lausanne Switzerland
2. CMEC, Natural History Museum of Denmark, University of Copenhagen; Universitetsparken 15 DK-2100 Copenhagen Denmark
3. Dynamic Macroecology Group, WSL; Zuercherstrasse 111 CH-8903 Birmensdorf Switzerland
4. Institute of Earth Surface Dynamics (IDYST), University of Lausanne; Geopolis CH-1015 Lausanne Switzerland