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Article
E. Korpimäki, Auteur ; C. A. May, Auteur ; D. T. Parkin, Auteur ; J. H. Wetton, Auteur ; J. Wiehn, AuteurVariation of brood sex ratio was studied in a Finnish population of Eurasian Kestrels Falco tinnunculus breeding in an unpredictably variable environment. From those young that survived until 2-4 weeks of age, blood was collected and their sex d[...]
Article
P. J. Cordero, Auteur ; J. H. Wetton, Auteur ; D. T. Parkin, AuteurFemales of socially monogamous bird species frequently accept or solicit copulations with males other than their social mate. It has been proposed that in so doing females either gain direct benefits such as increased likelihood of fertilization[...]
Article
P. J. Cordero, Auteur ; J. H. Wetton, Auteur ; D. T. Parkin, AuteurOne of the potential benefits of extra-pair copulation is an enhanced likelihood of successful fertilization if the pair male is unable to produce sufficient viable sperm to ensure the fertility of an entire clutch. Los male fertility can be a t[...]
