1. Natural History Museum of Denmark University of Copenhagen Copenhagen Denmark
2. Department of Zoology Faculty of Science Charles University Prague Czech Republic
3. Section for Ecology and Evolution Department of Biology University of Copenhagen Copenhagen Denmark
4. Macaronesian Institute of Field Ornithology, Santa Cruz de Tenerife Canary Islands Spain
5. The New Guinea Binatang Research Centre Madang Papua New Guinea
6. Institute of Vertebrate Biology Czech Academy of Sciences Brno Czech Republic
7. Natural History Museum University of Oslo Oslo Norway
8. Biology Centre of Czech Academy of Sciences Institute of Entomology Ceske Budejovice Czech Republic
9. Faculty of Science University of South Bohemia Ceske Budejovice Czech Republic