VOL. 44 · NO. 1 | June 2009
 
IN THIS ISSUE

Articles (10)
Acta Ornithologica
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Articles
Ala-Eddine Adamou, Mohamed Kouidri, Yassine Chabi, Joanna Skwarska, Jerzy Bańbura
Acta Ornithologica 44 (1), 1-7, (1 June 2009) https://doi.org/10.3161/000164509X464821
KEYWORDS: Black-winged Stilt, Himantopus himantopus, oasis wetland, Sahara, breeding biology, clutch size, egg size, laying order, hatching asynchrony
Samuel P. Caro, Christine Keulen, Pascal Poncin
Acta Ornithologica 44 (1), 9-16, (1 June 2009) https://doi.org/10.3161/000164509X464830
KEYWORDS: Emberiza citrinella, yellowhammer, song characteristics, recognition, dialect
Maria Fernández, Javier Oria, Roberto Sánchez, Luis Mariano Gonzalez, Antoni Margalida
Acta Ornithologica 44 (1), 17-26, (1 June 2009) https://doi.org/10.3161/000164509X464849
KEYWORDS: Spanish Imperial Eagle, Aquila adalberti, home range, spatial use, territorial behaviour
Anne E. Goodenough, Simon L. Elliot, David P. Maitland, Adam G. Hart
Acta Ornithologica 44 (1), 27-36, (1 June 2009) https://doi.org/10.3161/000164509X464858
KEYWORDS: annual variability, relative date hypothesis, lay date, clutch size, multilevel modelling, Parus major, Cyanistes caeruleus, Ficedula hypoleuca
Szabolcs Nagy, Károly Nagy, Tibor Szép
Acta Ornithologica 44 (1), 37-44, (1 June 2009) https://doi.org/10.3161/000164509X464867
KEYWORDS: EU accession, farmland birds, monitoring, Hungary
Paweł Ręk
Acta Ornithologica 44 (1), 45-52, (1 June 2009) https://doi.org/10.3161/000164509X464876
KEYWORDS: Coot, Fulica atra, nest predation, breeding success, population trends, Milicz Ponds
Roberto Sánchez, Antoni Margalida, Luis Mariano González, Javier Oria
Acta Ornithologica 44 (1), 53-58, (1 June 2009) https://doi.org/10.3161/000164509X464885
KEYWORDS: Spanish Imperial Eagle, Aquila adalberti, feeding ecology, Non-breeding season, rabbit viral haemorrhagic disease, alternative prey
Lajos Sasvári, Péter Péczely, Zoltán Hegyi
Acta Ornithologica 44 (1), 59-68, (1 June 2009) https://doi.org/10.3161/000164509X464894
KEYWORDS: testosterone, territory quality, Territory defense, Tawny Owl, Strix aluco, responses to acoustic stimuli, Parental care, divorce rate, breeding related to altitude
Tomasz Wesołowski, Marta Maziarz
Acta Ornithologica 44 (1), 69-80, (1 June 2009) https://doi.org/10.3161/000164509X464902
KEYWORDS: Białowieża National Park, timing of breeding, climate change, clutch size, nest loss, nestlings' ageing
Markéta Zárybnická
Acta Ornithologica 44 (1), 81-88, (1 June 2009) https://doi.org/10.3161/000164509X464911
KEYWORDS: Tengmalm's Owl, Aegolius funereus, female parental care, brood desertion, food abundance, reproductive success
SHORT NOTES
Waldemar Biaduń, Ignacy Kitowski, Eugeniusz Filipiuk
Acta Ornithologica 44 (1), 89-94, (1 June 2009) https://doi.org/10.3161/000164509X464920
KEYWORDS: phenology, climate changes, migration, first arrival dates, temperature, Lublin, Poland
Iván De La Hera, Javier Pérez-Tris, José Luis Tellería
Acta Ornithologica 44 (1), 95-99, (1 June 2009) https://doi.org/10.3161/000164509X464939
KEYWORDS: developmental plasticity, feather traits, ptilochronology, Blackcap, Sylvia atricapilla, within-individual repeatability
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