1. Department of Biology; Washington University in St. Louis; St. Louis Missouri 63130 USA
2. German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig; Deutscherplatz 5e 04103 Leipzig Germany
3. Institute for Computer Science; Martin Luther University Halle-Wittenberg; Seckendorff-Platz 1 06120 Halle (Saale) Germany
4. Institute of Biology; Martin Luther University Halle-Wittenberg; Am Kirchtor 1 06108 Halle (Saale) Germany
5. Department of Community Ecology; Helmholtz Centre for Environmental Research-UFZ; Theodor-Lieser-Straße 4 06120 Halle (Saale) Germany