BIULETYN, Vol. 10, 2017 BIULETYN, Vol. 10, 2017 01 Roźmiarek B., Kusza Z., Czołnik S.40 years of the European bison breeding in the Forest Culture Center in Gołuchów 02 Klich D., Olech W., Cielniak K. A complex project for the conservation of European bison in Poland by State Forests (2017-2020) 03 Moran F. Application of regulations to the European bison conservation process in Spain 04 Böhme K. The „gentle giants” – almost exterminated, but saved… a contribution to the history of the European bison breeding in Germany 05 Sobczuk M., Ostaszewska E., Olech W. The first year of the new herd of wisents in the Żednia District of the Knyszyńska Forest 06 Maryskevych O., Perzanowski K. Successful come back? – the reconstitution of the wisent herd in Skolivsky Beskyd, western Ukraine 07 Zielke L., Wrage-Mönnig N., Müller J.Seasonal preferences in diet selection of semi-free ranging European bison (Bison bonasus) 08 Perzanowski K., Januszczak M., Wasiak P.Daily movements of wisents released to the wild in the Bieszczady Mountains 09 Polaz S., Anisimova A., Labanouskaya P., Viarbitskaya A., Kudzelich V. The role of wild and domestic ungulates in forming the helminth fauna of European bison in Belarus 10 Kaczor S., Perzanowski K.Charakterystyka stwierdzonych przypadków śmiertelności w zachodniej subpopulacji żubrów bieszczadzkich 11 Zemlyanko I.I., Zablotskaya M.M., Zimin A.A.Progress in breeding and scientific research in the central European bison nursery of M.A. Zablotsky Prioksky-Terrasmy State Biosphere Reserve of the Ministry od Natural Resources of the Russian Federation