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Article

Badge size, paternity assurance behaviours and paternity losses in male house sparrows

R. Vaclav, Auteur ; H. Hoi, Auteur ; D. Blomqvist, Auteur

Dans Journal of Avian Biology (33(3) SEP 2002)

Male quality may influence both the outcome of sperm competition and female faithfulness. In male house sparrows Passer domesticus, the size of the black throat patch (badge) signals dominance and perhaps attractiveness. So far, however, no stud[...]

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Article

Extreme brood sex ratios in Bearded Tits Panurus biarmicus

A. Darolova, Auteur ; J. Kristofik, Auteur ; H. Hoi, Auteur

Dans Ibis (151(1) JAN 2009)

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Article

Are parasite intensity and related costs of the milichiid fly Carnus hemapterus related to host sociality?

H. Hoi, Auteur ; J. Kristofik, Auteur ; A. Darolova, Auteur ; C. Hoi, Auteur

Dans Journal of Ornithology (151(4) OCT 2010)

Ectoparasites have often been shown to have detrimental effects on their host. Not much is known, however, about determinants of infestation, e.g. the question of which factors affect distribution and occurrence of parasites on different host sp[...]

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Article

Song complexity and song structure in the Moustached Warbler Acrocephalus melanopogon

B. Fessl, Auteur ; H. Hoi, Auteur

Dans Journal of Avian Biology (31(2) JUN 2000)

We examined different song parameters leading to a complex song configuration, and song output (production), and their relation in male Moustached Warblers and discuss them with reference to female choice. With more than 120 different syllables [...]

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