In examining the mating rituals of roundworms, researchers uncovered a unique approach to reproduction that maximizes genetic fitness. Sparks fly when a female nematode meets her mate in a Petri dish.

Understanding the evolution of insect mating behavior is essential for explaining how early insects adapted to life on land.

Sparks fly when a female nematode meets her mate in a Petri dish. Tracking him by smell, she beelines over and is pregnant within moments of physical contact. But for the hermaphroditic version of ...

Researchers have uncovered new insights into the evolution of bird behavior, revealing why certain mating systems persist while others disappear over time. Researchers at Rice University have ...

The evolution of sex, gender, mating strategies, and social relationships are hot topics in the study of nonhuman and human behavior. 1 People from many different disciplines are weighing on these and ...

Researchers have documented for the first time a bizarre mating behavior among tiny spider-like creatures in which males "undress" the females before copulating. A team of scientists observed the ...

While there is an extensive literature on the evolution of mating systems in animals, little consideration has been given to the possible evolutionary interactions between sexually transmitted ...

Valentine's Day isn't just for humans: the animal kingdom has its own unique and fascinating ways of attracting mates. From elaborate dances to building impressive structures, these animals go all out ...

While many studies have looked at possible evolutionary links between men's strength and sexual behavior, a Washington State University study included data on women with a surprising result. Women, as ...