1. Faculty of Forestry, Department of Phytology Technical University in Zvolen T.G. Masaryka 24 Zvolen 96001 Slovakia
2. Department of Forest Ecology, Faculty of Forestry and Wood Sciences Czech University of Life Sciences Prague Czech Republic
3. Research and Conservation, Copenhagen Zoo Frederiksberg 2000 Denmark
4. Wellcome Sanger Institute Hinxton, Cambridge CB10 1SA United Kingdom
5. Department of Ecology and Genetics, Animal Ecology Uppsala University Uppsala 75236 Sweden