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Article
Jana Svobodová, Auteur ; Petra Bauerová, Auteur ; Jiří Eliáš, Auteur ; Hana Velová, Auteur ; Michal Vinkler, Auteur ; Tomáš Albrecht, AuteurThe phenotype-linked fertility hypothesis (PLFH) proposes that both sexual ornaments and sperm traits are phenotypically plastic and co-affected by environmental factors through individual condition, resulting in a positive correlation between o[...]
Article
Jana Svobodová, Auteur ; Barbora Gabrielová, Auteur ; Pavel Hyršl, Auteur ; Tomáš Albrecht, Auteur ; Michal Vinkler, AuteurAccording to the viability indicator hypothesis, ornaments of many bird species honestly signal individual quality and health status. In this study, we investigated the health- and stress-indicating capacity of both feather- and skin-based ornam[...]
Article
Michal Vinkler, Auteur ; Jana Svobodová, Auteur ; Barbora Gabrielová, Auteur ; Hana Bainova, Auteur ; Anna Bryjova, AuteurResearchers interested in ecological immunology face substantial methodological problems: 1) most immunological approaches are difficult to perform in free-living animals, 2) in some of the applicable methods the immunological background of the [...]
Article
Michal Vinkler, Auteur ; Jan Schnitzer, Auteur ; Pavel Munclinger, Auteur ; Jan Votypka, Auteur ; Tomáš Albrecht, AuteurHaematological methods are widely utilised among avian ecologists as a means for individual health assessment. However, the technical simplicity of some of the tests may easily lead to oversimplification of the evaluation. Here, we show in the S[...]
Article
Michal Vinkler, Auteur ; Tomáš Albrecht, AuteurImmunocompetence is a term used in avian immunological ecology to refer to the ability of an individual to overcome potential parasite infections. However, there are multiple ecological definitions of this term currently used and all of them are[...]
Article
Jana Svobodová, Auteur ; Barbora Gabrielová, Auteur ; Petr Synek, Auteur ; Petr Marsik, Auteur ; Tomas Vanek, Auteur ; Tomáš Albrecht, Auteur ; Michal Vinkler, AuteurBirds express various secondary ornaments that can indicate individual condition and health. Amongst these, red-coloured carotenoid-based ornaments are supposed to be particularly valuable predictors of individual quality, due to their sensitivi[...]
Article
Marta Promerova, Auteur ; Michal Vinkler, Auteur ; Josef Bryja, Auteur ; Radka Polakova, Auteur ; Jan Schnitzer, Auteur ; Pavel Munclinger, Auteur ; Tomáš Albrecht, AuteurGenes of the Major Histocompatibility Complex (MHC) represent an essential component of the vertebrate acquired immune system. In the last decades, the role of MHC genes in mate choice has been subject of particular scientific interest. However,[...]
