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Article
Agata Banach, Auteur ; Adam Flis, Auteur ; Bartłomiej Kusal, Auteur ; Halszka Łożyńska, Auteur ; Mateusz Ledwon, AuteurAn equal sex ratio at the population level is the usual, evolutionarily stable condition. However, at the individual level, it may be adaptive for parents to manipulate the sex of their offspring, especially in species with sexual size dimorphis[...]
Article
Mateusz Ledwon, Auteur ; Grzegorz Neubauer, Auteur ; Adam Flis, Auteur ; Agata Banach, AuteurOffspring desertion by a single parent, mainly the female, occurs in many charadriiform birds. According to the differential parental capacity hypothesis (DPCH), females are more likely to desert, since they may be in poorer body condition than [...]
Article
Robert Gwiazda, Auteur ; Adam Flis, Auteur
Article
Agata Banach, Auteur ; Grzegorz Neubauer, Auteur ; Adam Flis, Auteur ; Mateusz Ledwon, AuteurThe growth of a nestling during the first few weeks after hatching is crucial for its further life and is sensitive to the conditions experienced during this period. Among species exhibiting Sexual Size Dimorphism (SSD), one of the most importan[...]
Article
Adam Flis, Auteur ; Robert Gwiazda, Auteur ; Wojciech Krztoń, AuteurWe present preliminary results on the sexual differences in Little Bittern Ixobrychus m. minutus parental activities during the pre-hatching and post-hatching phases. Both sexes were engaged in all nest attendance activities, but not in equal pr[...]
Article
Mateusz Ledwon, Auteur ; Grzegorz Neubauer, Auteur ; Agata Żmuda, Auteur ; Adam Flis, AuteurIn species where the offspring are naturally deserted by one parent, the experimental stressing of breeding individuals can provide valuable information on the mechanisms underlying desertions and thus the evolution of parental roles. During a s[...]
Article
Adam Flis, Auteur ; Robert Gwiazda, AuteurCapsule: The diet and feeding of nestling Little Bitterns Ixobrychus minutus was studied using trail cameras. Little Bitterns nestlings were mostly provisioned with amphibians and small fish. They were fed in the morning and evening, but not dur[...]
