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What use is an infertile sperm? A comparative test of parasperm function in sperm-heteromorphic Drosophila
Sperm size and number are important determinants of male reproductive success. The genus Drosophila exhibits a remarkable diversity of …
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Spermicide, cryptic female choice and the evolution of sperm form and function
Sperm competition and cryptic female choice profoundly affect sperm morphology, producing diversity within both species and …
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Modulation of sexual signalling by immune challenged male mealworm beetles (Tenebrio molitor, L.): evidence for terminal investment and dishonesty
Organisms partition resources into life-history traits in order to maximise fitness over their expected lifespan. For the males of many …
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