Article
No evidence for pre-copulatory sexual selection on sperm length in a passerine bird.
PloS one - 1 Jan 2012
Lifjeld Jan T, Laskemoen Terje, Kleven Oddmund, Pedersen A Tiril M, Lampe Helene M, Rudolfsen Geir, Schmoll Tim, Slagsvold Tore
Abstract excerpt
There is growing evidence that post-copulatory sexual selection, mediated by sperm competition, influences the evolution of sperm phenotypes. Evidence for pre-copulatory sexual selection effects on sperm traits, on the other hand, is rather scarce. A recent paper on the pied flycatcher, Ficedula...
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