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Documents disponibles écrits par cet auteur (9)
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Article
Zdeněk Tyller, Auteur ; Michal Kysučan, Auteur ; Tomáš Grim, Auteur
Article
Phillip Cassey, Auteur ; Ivan Mikšík, Auteur ; Steven J. Portugal, Auteur ; Golo Maurer, Auteur ; John G. Ewen, Auteur ; Erica Zarate, Auteur ; Mary A. Sewell, Auteur ; Filiz Karadas, Auteur ; Tomáš Grim, Auteur ; Mark E. Hauber, AuteurThe colourful appearance of avian eggshells is a prominent aspect of maternal reproductive effort in birds. Some differences in eggshell coloration have been reported to co-vary with various measures of maternal condition and these patterns supp[...]
Article
Tomáš Grim, AuteurOne hypothesized function of conspicuous mobbing of intruders by bird nest owners is to attract neighbouring birds ("calling for help" hypothesis) or third-party predators ("attract the mightier" hypothesis). These may help the nest owners by di[...]
Article
Branislav Igic, Auteur ; Mark E. Hauber, Auteur ; Josic A. Galbraith, Auteur ; Tomáš Grim, Auteur ; Donald C. Dearborn, Auteur ; Patricia L. R. Brennan, Auteur ; Csaba Moskát, Auteur ; Pankaj K. Choudhary, Auteur ; Phillip Cassey, AuteurThe study of avian eggshell structure, including composition, pigmentation, thickness, and strength, has important ecological and economic implications. Previous investigators have used a variety of techniques to derive either direct measures or[...]
Article
Thomas Manna, Auteur ; Caren Cooper, Auteur ; Shane Baylis, Auteur ; Matthew D. Shawkey, Auteur ; Geoffrey I. N. Waterhouse, Auteur ; Tomáš Grim, Auteur ; Mark E. Hauber, AuteurConspecific brood parasitism (CP) is a facultative breeding tactic whereby females lay their eggs in the nests of conspecifics. In some species, potential hosts have evolved the ability to identify and reject foreign eggs from their nest. Previo[...]
Article
Canchao Yang, Auteur ; Bard G. Stokke, Auteur ; Anton Antonov, Auteur ; Yan Cai, Auteur ; Suhua Shi, Auteur ; Arne Moksnes, Auteur ; Eivin Roskaft, Auteur ; Anders P. Moller, Auteur ; Wei Liang, Auteur ; Tomáš Grim, AuteurHow do potential hosts escape detrimental interactions with brood parasites? Current consensus is that hole-nesting and granivorous birds avoid brood parasites, like common cuckoos Cuculus canorus, by their inaccessible nest-sites and food unsui[...]
Article
Vladimir Dinets, Auteur ; Peter Samaš, Auteur ; Rebecca Croston, Auteur ; Tomáš Grim, Auteur ; Mark E. Hauber, AuteurThree species of brood parasites are increasingly being recorded as transoceanic vagrants in the Northern Hemisphere, including two Cuculus cuckoos from Asia to North America and a Molothrus cowbird from North America to Eurasia. Vagrancy patter[...]
Article
Lenka Polacikova, Auteur ; Mark E. Hauber, Auteur ; Petr Procházka, Auteur ; Phillip Cassey, Auteur ; Marcel Honza, Auteur ; Tomáš Grim, AuteurThe rejection of eggs of brood parasites in several species of hosts is based on cues only at the blunt pole (BP) and not at the sharp pole (SP) of the foreign and own eggshell. We investigated whether intraclutch variation is confined to a spec[...]
Article
Tomáš Grim, Auteur ; Peter Samaš, Auteur ; Petr Procházka, Auteur ; Jarkko Rutila, AuteurAvian brood parasites exploit hosts that have accessible nests and a soft insect diet. Common Cuckoo (Cuculus canorus) hosts were traditionally classified as suitable if both parameters were fulfilled or unsuitable if one, or both, were not. In [...]
