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Documents disponibles écrits par cet auteur (9)
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Article
Jesse R. Conklin, Auteur ; Daniel R. Ruthrauff, Auteur ; Mihai Valcu, Auteur ; Yvonne I. Verkuil, Auteur ; James A. Johnson, Auteur ; Bart Kempenaers, AuteurLife stages between hatching and adult recruitment are poorly described for most migratory shorebird species and represent a critical knowledge gap in understanding long-term population dynamics. We conducted a pilot study on the Seward Peninsul[...]
Article
Martin Bulla, Auteur ; Elias Stich, Auteur ; Mihai Valcu, Auteur ; Bart Kempenaers, AuteurBiparental incubation is a form of cooperation between parents, but it is not conflict-free because parents trade off incubation against other activities (e.g. self-maintenance, mating opportunities). How parents resolve such conflict and achiev[...]
Article
Martin Bulla, Auteur ; Elias Stich, Auteur ; Mihai Valcu, Auteur ; Bart Kempenaers, AuteurBiparental incubation is a form of cooperation between parents, but it is not conflict-free because parents trade off incubation against other activities (e.g. self-maintenance, mating opportunities). How parents resolve such conflict and achiev[...]
Article
Mihai Valcu, Auteur ; Calin Hodor, Auteur
Article
Elizabeth Yohannes, Auteur ; Raymond W. Lee, Auteur ; Mihai Valcu, Auteur ; Bart Kempenaers, AuteurWe measured deuterium isotope ratios (delta D(f)) in primary feathers to distinguish first-year from older Pectoral Sandpipers Calidris melanotos captured in Barrow, Alaska, during the breeding season. delta D(f) showed a distinct bimodal distri[...]
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Elizabeth Yohannes, Auteur ; Asta Krizanauskiene, Auteur ; Mihai Valcu, Auteur ; Staffan Bensch, Auteur ; Bart Kempenaers, AuteurParasites can have strong effects on host life-history and behaviour, and result in changes in host population dynamics and community structure. We applied a PCR-based technique and examined prevalence of malaria and related haemosporidian paras[...]
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Elizabeth Yohannes, Auteur ; Mihai Valcu, Auteur ; Raymond W. Lee, Auteur ; Bart Kempenaers, AuteurResources for egg production may come from body reserves stored before breeding ("capital breeders") or from food acquired at the breeding site ("income breeders"). Arctic migrants were long thought to be capital breeders, because they often arr[...]
Article
Lotte Schlicht, Auteur ; Mihai Valcu, Auteur ; Bart Kempenaers, AuteurThiessen polygons are often used to model territory characteristics. However, information about the quality of Thiessen polygon-based estimates is currently lacking. We used published data to investigate the match between Thiessen polygons and m[...]
Article
Alain Jacot, Auteur ; Mihai Valcu, Auteur ; Bart Kempenaers, AuteurDivorce between breeding seasons, i.e. mate change while the old breeding partner is still alive, has been well-studied in several bird species. It can be viewed either as the result of reproductive decisions of individuals to maximize their own[...]
