Variation in sperm motility and seminal plasma protein expression is shaped by pre- and post-mating sexual selection in the mouthbrooding cichlid (Ophthalmotilapia ventralis).

Sexual selection is a key driver of reproductive strategy evolution; however, its molecular mechanisms remain poorly understood. In the mouthbrooding Tanganyikan cichlid (Ophthalmotilapia ventralis), fertilization occurs in the female mouth cavity, w…

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