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Mitonuclear incompatibility and extra-pair offspring: An explanation for biased sex ratios in birds
Many bird species are monogamous. However, genetic studies have shown that the social partner is often not the genetic father of all offspring. Some studies found biased sex ratios: more males than females among extra-pair fledglings.
Many bird species are monogamous. However, genetic studies have shown that the social partner is often not the genetic father of all offspring. Some studies found biased sex ratios: more males than females among extra-pair fledglings.
