1. Department of Science for Nature and Environmental Resources; University of Sassari; via Muroni 25 Sassari I-07100 Italy
2. Department of Chemistry and Bioscience; Aalborg University; Frederik Bajers Vej 7H Aalborg 9000 Denmark
3. Department of Animal Science; Faculty of Agriculture; University of Zagreb; Svetošimunska cesta 25 Zagreb 10000 Croatia
4. Department of Fisheries, Beekeeping, Game Management and Special Zoology; Faculty of Agriculture; University of Zagreb; Svetošimunska cesta 25 Zagreb 10000 Croatia
5. Division of Animal Science; Department of Agricultural and Food Sciences; University of Bologna; Viale Fanin 46 Bologna I-40127 Italy
6. Department of Zoology; Institute of Ecology and Earth Sciences; University of Tartu; Vanemuise 46 Tartu 51014 Estonia