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.

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 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 ...

In a weird and wacky finding, scientists have discovered the limit to how many times a strange fish can have sex in a single day. These fish, named medaka or Oryzias latipes, were found to be able to ...

Quick Take Scientists have documented same-sex behavior in hundreds of animal species, though it is not considered a required ...

"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 ...

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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 ...