@misc{Józkowicz_Alicja_(1967–_)_Activity_1996, author={Józkowicz, Alicja (1967– ) and Górska-Kłęk, Lucyna}, volume={31}, number={1}, editor={Polska Akademia Nauk. Muzeum i Instytut Zoologii}, editor={International Ornithological Congress (21 ; 1994 ; Wiedeń)}, copyright={Rights Reserved - Restricted Access}, address={Warszawa}, journal={Acta Ornithologica}, howpublished={online}, year={1996}, publisher={Muzeum i Instytut Zoologii PAN}, language={eng}, language={pol}, type={Text}, title={Activity patterns of the mute swan Cygnus olor wintering in rural and urban areas : a comparison}, keywords={Mute Swan, wintering, behaviour, Poland, Krakow, Cracow, congresses, foraging, comparison, activity patterns, birds, Cygnus olor, Anatidae, Aves}, }