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Documents disponibles écrits par cet auteur (13)
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Article
Herbert Hoi, Auteur ; Alzbeta Darolova, Auteur ; Jan Kristofik, AuteurIn birds, male song is mainly driven by sexual selection, whereby several song characteristics have been demonstrated to be important. In this context, the number of syllables produced per time unit (syllable rate), which thus reflects the “spee[...]
Article
Alzbeta Darolova, Auteur ; Jan Kristofik, Auteur ; Felix Knauer, Auteur ; Herbert Hoi, AuteurInterspecific territoriality can frequently be observed in the animal kingdom, including birds. One important factor driving the degree of interspecific territoriality is competition for resources. Other influential factors are, for instance, po[...]
Article
Sanja Barisic, Auteur ; Davor Cikovic, Auteur ; Vesna Tutis, Auteur ; Jelena Kralj, Auteur ; Herbert Hoi, AuteurFighting and flirting are the main evolutionary forces behind the development of bird song and both contribute to different song characteristics. By comparison of vocalisations throughout bird taxa, we can help to reconstruct the evolutionary hi[...]
Article
Female and male Blue Tits (Cyanistes caeruleus) sing in response to experimental predator exposition
Katharina Mahr, Auteur ; Carlo L. Seifert, Auteur ; Herbert Hoi, AuteurFemale song is recognized to serve a similar function as male song and underlies sexual selection processes; yet certain patterns of the expression of female singing behaviour are not in line with traditional explanations known from male songbir[...]
Article
Laura Kvist, Auteur ; David Giralt, Auteur ; Francisco Valera, Auteur ; Herbert Hoi, Auteur ; Anton Krištín, Auteur ; Giorgi Darchiashvili, Auteur ; Peter Lovaszi, AuteurThe Lesser Grey Shrike has suffered successive declines in population size and a marked contraction of its breeding range since the early 20th century, largely because of long-term agricultural intensification. This has resulted in a severely fr[...]
Article
Anton Krištín, Auteur ; Francisco Valera, Auteur ; Herbert Hoi, Auteur
Article
Martin Kapun, Auteur ; Alzbeta Darolova, Auteur ; Jan Kristofik, Auteur ; Katharina Mahr, Auteur ; Herbert Hoi, AuteurIn a few bird species, dimorphism already exists in nestling and juvenile plumage coloration and these colour morphs are often attributable to different sexes. In this study we detected variation in nestling coloration among European Bee-eaters [...]
Article
Jan Kristofik, Auteur ; Alzbeta Darolova, Auteur ; Lucia Rubáčová, Auteur ; Herbert Hoi, AuteurThe beginning of reproduction is usually accompanied by a series of decisions including where to establish a territory, attract a mate, to lay eggs or give birth. These decisions might be influenced by the quality of potential partners but also [...]
Article
Radovan Vaclav, Auteur ; Herbert Hoi, AuteurThe timing of breeding may not only affect breeding patterns such as the overlap of chick rearing period with the peak in food availability but also the opportunity for extra-pair mating. A negative relationship has been predicted between extra-[...]
Article
Eleonora Zampiga, Auteur ; Giorgia Gaibani, Auteur ; Davide Csermely, Auteur ; Hans Frey, Auteur ; Herbert Hoi, AuteurSome birds are known to use the UV reflectance in their feeding strategy. Knowing that the common kestrel Falco tinnunculus is able to recognise vole trails by perceiving the UV reflectance of their scent marks, this study was designed to invest[...]
Article
Francisco Valera, Auteur ; Anton Krištín, Auteur ; Herbert Hoi, Auteur
Article
Alzbeta Darolova, Auteur ; Jan Kristofik, Auteur ; Herbert Hoi, Auteur ; Michael Wink, AuteurMale song is known to be important in the mate choice of birds, as different song features reflect different traits of the singer. The reason why song complexity, in this context, should reflect the quality of the performing individual is still [...]
Article
Alzbeta Darolova, Auteur ; Jan Kristofik, Auteur ; Herbert Hoi, AuteurHabitat choice may have an important impact on survival and fitness of an individual. Besides an individual's intrinsic features, such as resource-holding potential, experience, age, and habitat characteristics like habitat heterogeneity may pla[...]
