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Article
Krisztina Sándor, Auteur ; András Liker, Auteur ; Csenge Sinkovics, Auteur ; Áron Péter, Auteur ; Gábor Seress, AuteurThe plumage of birds plays an essential role in thermal insulation and influences the heat tolerance of birds. These plumage functions are mainly determined by the number and the density of feathers, but it is unclear how feather density respond[...]
Article
Csenge Sinkovics, Auteur ; Gábor Seress, Auteur ; Virág Fábián, Auteur ; Krisztina Sándor, Auteur ; András Liker, AuteurVideo recordings are commonly used to study the types, amount, and size of food items provided to nestling birds. However, the accuracy and repeatability of estimates of the size of food items from video recordings has not been examined. We asse[...]
Article
Gábor Seress, Auteur ; Ernő Vincze, Auteur ; Ivett Pipoly, Auteur ; Tamás Hammer, Auteur ; Sándor Papp, Auteur ; Bálint Preiszner, Auteur ; Veronika Bokony, Auteur ; András Liker, AuteurBehavioral research often involves capturing and video-recording birds, but these procedures may have undesired effects on the behavior of birds that have rarely been quantified. In addition, birds in urban and more natural areas may differ in t[...]
Article
Gábor Seress, Auteur ; Veronika Bokony, Auteur ; Ivett Pipoly, Auteur ; Tibor Szép, Auteur ; Karoly Nagy, Auteur ; András Liker, AuteurEcological conditions are likely to change with increasing urbanization, influencing the demography and size of animal populations. Although one of the most tightly linked species to humans, the house sparrow has been suffering a significant dec[...]
