1. Terrestrial Ecology Unit Department of Biology Ghent University Gent Belgium
2. Spatial Foodweb Ecology Group Department of Agricultural Sciences University of Helsinki Helsinki Finland
3. Department of Ecology Swedish University of Agricultural Sciences Uppsala Sweden
4. Department of Biology University of Turku Turku Finland
5. Thünen Institut for Biodiversity Braunschweig Germany
6. Department Pathology, Bacteriology and Avian Diseases Ghent University Merelbeke Belgium
7. Forest & Nature Lab Department of Environment Ghent University Gontrode Belgium