Vol. 52, issue 3 (2011)

Woodpeckers abundance in the Białowieża Forest – a comparison between deciduous, strictly protected and managed stands

Wiesław Walankiewicz, Dorota Czeszczewik, Tomasz Tumiel, Tomasz Stański

161–168, https://doi.org/10.12657/ornis.2011.3.1

Numbers and dynamics of spring migration of geese in the Biebrza Basin

Michał Polakowski, Monika Broniszewska, Łukasz Jankowiak, Łukasz Ławicki, Marcin Siuchno

169–180, https://doi.org/10.12657/ornis.2011.3.2

Numbers and distribution of Lapwing Vanellus vanellus and Golden Plover Pluvialis apricaria in Poland in autumn 2008

Włodzimierz Meissner, Arkadiusz Sikora, Jacek Antczak, Sebastian Guentzel

181–195, https://doi.org/10.12657/ornis.2011.3.3

Numbers and distribution of Bewick’s Swan Cygnus columbianus bewickii in Poland in spring 2010

Łukasz Ławicki, Przemysław Wylegała, Maria Wieloch, Arkadiusz Sikora, Grzegorz Grygoruk, Andrzej Dombrowski, Sławomir Chmielewski, Wiesław Lenkiewicz, Radosław Włodarczyk

196–210, https://doi.org/10.12657/ornis.2011.3.4

Mate choice strategies and inbreeding avoidance in birds

Aneta Arct

211–218, https://doi.org/10.12657/ornis.2011.3.5

The use of aerial photographs to detect breeding sites of the Mute Swan Cygnus olor in Gdańsk

Arkadiusz Sikora

219–224, https://doi.org/10.12657/ornis.2011.3.6

Avifaunistic Commission Communiqué No 15. Cases of breaking verification rules

Komisja Faunistyczna

225–228, https://doi.org/10.12657/ornis.2011.3.7

Mystery bird 64: Tree Sparrow Passer montanus

Jan Lontkowski

229–230, https://doi.org/10.12657/ornis.2011.3.8