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.

A new study on the mating behavior of jumping bristletail (Petrobiellus akkesiensis) reports the first documented case of direct sperm transfer via genital coupling in apterygote hexapods. The study ...

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 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 ...

A new study reveals that behavioral isolation between populations of Bahamas mosquitofish is driven primarily by the actions of females – not just ...

"This book is published on the occasion of the Royal Entomological Society's International Symposium on 'The Evolution of Insect Mating Systems' in St. Andrews, September 4-6, 2013. All symposium ...

Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

Western mosquitofish, pictured here, are known as the "plague minnow" due to their aggressive impact on native habitats when introduced. For decades, ecologists have known that how a species looks or ...

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 ...