DNA analysis methods were used by the international team of researchers who discovered strong evidence of mating events between modern humans and the Neanderthals, thousands of years before than previously documented.
Lovers beat fighters when it comes to attracting female horned beetles, according to a new study.
Gentlemen prefer buxom virgins- well at least gentlemen black widows.
Some females have penises. Scientists discovered Brazilian cave insects are actually sex-revered- meaning that females mate by inserting their "penis-like organs" into males' "vagina-like" openings.
A certain citrus-scented ingredient in the odor of male goats literally turns female goats on, according to a new study.
Fallow bucks - male fallow deer - listen to the sound quality of rival males' calls to evaluate the exhaustion of the caller so that they can decide between fighting and keeping distance, according to a new study.
Familiarity really does breed contempt, according to a mouse study. Japanese scientists found that female mice prefer unfamiliar male songs when selecting a mate.
Wider-faced men are seen as sexier flings, according to a new study.
Male black widow spiders court by shaking their abdomens at carefully pitched vibrations to prevent females from attacking them.
A world leading geneticist theorized that humans could have come from pig-chimp mating.
The male Bahamas mosquito fish changes the shape of its penis when it senses predators lurking by.
The weather may predict when insects mate, according to a new study.
Researchers found that male and female fruit flies have very different sexual preferences when it comes to mating.
How come parents never seem to think anyone is good enough for their children? While its common for parents to influence mate choice, parents often disagree with their children about what makes a good partner.
Forget brawn or brains, female frogs prefer mates who can multitask.