1. Laboratory of Molecular Ecology Institute of Animal Physiology and Genetics Czech Academy of Sciences Liběchov Czech Republic
2. Department of Zoology Faculty of Science Charles University Prague Czech Republic
3. Department of Biology Program in Ecology & Evolutionary Biology University of Oklahoma Norman OK USA
4. Sam Noble Museum University of Oklahoma Norman OK USA
5. Natural Resources Institute Finland Helsinki Finland
6. Department of Ecology and Evolutionary Biology Cornell University Ithaca NY USA