Honest olfactory ornamentation in a female-dominant primate.

Abstract excerpt

Sexual selection theory predicts that potential mates or competitors signal their quality to conspecifics. Whereas evidence of honest visual or vocal signals in males abounds, evidence of honest signalling via scent or by females is scarce. We previously showed that scent marks in male lemurs seasonally encode information about individual heterozygosity - a reliable predictor of immunocompetence and survivorship....

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