Article
A sex-linked supergene controls sperm morphology and swimming speed in a songbird.
Nature ecology & evolution - 1 Aug 2017
Kim Kang-Wook, Bennison Clair, Hemmings Nicola, Brookes Lola, Hurley Laura L, Griffith Simon C, Burke Terry, Birkhead Tim R, Slate Jon
Abstract excerpt
Sperm competition is an important selective force in many organisms. As a result, sperm have evolved to be among the most diverse cells in the animal kingdom. However, the relationship between sperm morphology, sperm motility and fertilization success is only partially understood. The extent to which between-male variation is heritable is largely unknown, and remarkably few studies have investigated the genetic...
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