Lefties and righties: Asymmetry in fish genitalia
Wednesday, July 8, 2020 - 09:01
in Biology & Nature
Evolutionary biologists from the University of Konstanz have resolved a century-old question regarding the asymmetric genitals of internally fertilizing fishes of the family Anablepidae. Surprisingly, the direction of genital asymmetry in these fishes is random rather than hereditary.