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Article
Ewelina Klimczuk, Auteur ; Lucyna Halupka, Auteur ; Beata Czyz, Auteur ; Marta Borowiec, Auteur ; Jacek J. Nowakowski, Auteur ; Hanna Sztwiertnia, AuteurBiparental incubation is a common pattern of parental care in birds. Within species with biparental incubation, the contribution of each sex can vary widely. Many studies have addressed the factors that influence variation in female incubation b[...]
Article
Beata Czyz, Auteur ; Marta Borowiec, Auteur ; Aleksandra Wasniska, Auteur ; Robert Pawliszko, Auteur ; Katarzyna Mazur, AuteurDispersal during the breeding season is common among multiple-brooding bird species, such as the Penduline Tit Remiz pendulinus, in which both sexes are sequentially polygamous and one or both parents may abandon the clutch. Penduline Tits were [...]
Article
Lucyna Halupka, Auteur ; Andrzej Dyrcz, Auteur ; Marta Borowiec, AuteurBetween 1970 and 2006 reed warblers Acrocephalus scirpaceus started breeding progressively earlier; both the initiation of breeding (the earliest first egg dates) and peak of breeding (median first egg dates) advanced. Median first egg dates cor[...]
Article
Tadeusz Stawarczyk, Auteur ; Marta Borowiec, Auteur ; Harold F. Greeney, Auteur ; Jose T. Simbaña, Auteur
Article
Katarzyna Turzańska-Pietras, Auteur ; Justyna Chachulska, Auteur ; Ludmila Polechonska, Auteur ; Marta Borowiec, AuteurAnthropogenic pollution results in high concentrations of heavy metals in the environment. Due to their persistence and a high potential for bioaccumulation, metals are a real threat for birds breeding in industrial areas. The aim of the present[...]
Article
Lucyna Halupka, Auteur ; Hanna Sztwiertnia, Auteur ; Marta Borowiec, Auteur ; Ewelina Klimczuk, Auteur ; Bernd Leisler, AuteurSo far discussions on the occurrence of polygyny have been conducted on an inter-specific or individual level. In this paper we analyse differences in polygyny rate between different populations of Eurasian Reed Warblers. We provide evidence tha[...]
