Acta Ornithologica

Egg size variation and breeding characteristics of the Black-winged Stilt Himantopus himantopus in a Saharan oasis
pp. 1-7(7)
Authors: Adamou, Ala-Eddine; Kouidri, Mohamed; Chabi, Yassine; Skwarska, Joanna; Bańbura, Jerzy

Song repertoires in a western European population of Yellowhammers Emberiza citrinella
pp. 9-16(8)
Authors: Caro, Samuel P.; Keulen, Christine; Poncin, Pascal

Space use of adult Spanish Imperial Eagles Aquila adalberti
pp. 17-26(10)
Authors: Fernández, Maria; Oria, Javier; Sánchez, Roberto; Mariano Gonzalez, Luis; Margalida, Antoni

Variation in the relationship between lay date and clutch size in three cavity-nesting woodland passerines
pp. 27-36(10)
Authors: Goodenough, Anne E.; Elliot, Simon L.; Maitland, David P.; Hart, Adam G.

Potential impact of EU accession on common farmland bird populations in Hungary
pp. 37-44(8)
Authors: Nagy, Szabolcs; Nagy, Károly; Szép, Tibor

Are changes in predatory species composition and breeding performance responsible for the decline of Coots Fulica atra in Milicz Ponds Reserve (SW Poland)?
pp. 45-52(8)
Author: Ręk, Paweł

Temporal and spatial differences in the feeding ecology of the Spanish Imperial Eagle Aquila adalberti during the non-breeding season: effects of the rabbit population crash
pp. 53-58(6)
Authors: Sánchez, Roberto; Margalida, Antoni; Mariano González, Luis; Oria, Javier

Plasma testosterone profile of male Tawny Owls Strix aluco in relation to breeding density, breeding experience, and offspring provision
pp. 59-68(10)
Authors: Sasvári, Lajos; Péczely, Péter; Hegyi, Zoltán

Changes in breeding phenology and performance of Wood Warblers Phylloscopus sibilatrix in a primeval forest: a thirty-year perspective
pp. 69-80(12)
Authors: Wesołowski, Tomasz; Maziarz, Marta

Parental investment of female Tengmalm's Owls Aegolius funereus: correlation with varying food abundance and reproductive success
pp. 81-88(8)
Author: Zárybnická, Markéta

Trends in the arrival dates of spring migrants in Lublin (E Poland)
pp. 89-94(6)
Authors: Biaduń, Waldemar; Kitowski, Ignacy; Filipiuk, Eugeniusz

Repeatable length and mass but not growth rate of individual feathers between moults in a passerine bird
pp. 95-99(5)
Authors: De La Hera, Iván; Pérez-Tris, Javier; Tellería, José Luis