Biologia to nie machanie rękami

by Szymon Drobniak
Published 2018-12-01

Winter insomnia: How weather conditions and supplementary feeding affect the brown bear activity in a long-term study

by Katarzyna Bojarska, Szymon Drobniak, Zbigniew Jakubiec, Ewa Zyśk-Gorczyńska
Published 2019-01-01