Frogs Fertilize Eggs With Sperm Dripping Down the Female’s Back After Unusual Sex A new frog sex act: the dorsal straddle
Neurotoxins Lead Newts to New Breeding Sites Fierce competition can poison the breeding pool for some males.
Homosexual Behavior in Beetles Is Linked to a Genetic Tug of War Females benefit when males mount other males.
Too Much Sex Lowers Sperm Quality in Bats Some bats seem to have it all — but appearances can be deceiving.
Scientists Successfully Made Sperm-Like Cells From Human Skin Cells Another leap forward in artificial conception.
Deep Male Voices Are More Scary Than Sexy What do James Earl Jones, Benedict Cumberbatch, and Sean Connery all have in common?