1. Estación Biológica de Doñana (EBD‐CSIC) Avda. Américo Vespucio s⁄n, Isla de la Cartuja E‐41092 Sevilla Spain
2. Département de biologie Faculté des Sciences Université de Sherbrooke 2500 Boulevard Université Sherbrooke Quebec J1K 2R1 Canada
3. Centre for Integrative Ecology School of Biological Sciences University of Canterbury Private Bag 4800 Christchurch 8140 New Zealand
4. Department of Life Sciences Imperial College London Silwood Park Campus, Buckhurst Road Ascot, Berkshire SL5 7PY UK
5. Laboratorio Ecotono‐CRUB Universidad Nacional del Comahue and INIBIOMA Quintral 1250 8400 San Carlos de Bariloche Río Negro Argentina
6. Bio‐protection Research Centre Lincoln University PO Box 85084 Lincoln 7647 New Zealand