Article
How sexual selection can drive the evolution of costly sperm ornamentation.
Nature - 26 May 2016
Lüpold Stefan, Manier Mollie K, Puniamoorthy Nalini, Schoff Christopher, Starmer William T, Luepold Shannon H Buckley, Belote John M, Pitnick Scott
Abstract excerpt
Post-copulatory sexual selection (PSS), fuelled by female promiscuity, is credited with the rapid evolution of sperm quality traits across diverse taxa. Yet, our understanding of the adaptive significance of sperm ornaments and the cryptic female preferences driving their evolution is extremely limited. Here we review the evolutionary allometry of exaggerated sexual traits (for example, antlers, horns, tail...
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