Courtship and procreative behavior in many species of elasmobranchs—cartilaginous fish including rays, sawfish, sharks, and skates—may include following and biting. However, there has been little ...

Splashes at the surface give an indication of the commotion below. Beneath the waves, a tornado of hundreds of devil rays swirl in a dizzying dance that goes on for hours. "It's amazing to see a ...

In the game of evolution, key behavioral adaptations that confer fitness in survival and reproduction, paying tremendous dividends for an individual's progeny, may seemingly arise from thin air—so ...

A pioneering study has unveiled the first paired observations of sexual behavior and vocalizations in wild leopard seals. The study on the mysterious leopard seal represents a major advance in ...

Courtship in salamanders is orchestrated by intricate chemical signals that mediate attraction, receptivity and coordination of mating rituals. Males produce a suite of proteinaceous and peptide ...

A gene associated with courtship behavior in fruit flies does not operate the same way in two different fruit fly species, a new study finds. The work demonstrates that conserved genes – the same ...

"Love makes fools of all of us," wrote 19th-century novelist William Makepeace Thackeray. A moment spent watching the pigeons ...

Hopefully, you have known a co-worker with whom you just “clicked.” You probably had no real sexual interest in the person, nor did you desire an intimate relationship with them, but you invariably ...

Ichnofossils are important in paleoecological studies, interpreted as fossilized behaviors. Vertebrate footprints, a type of ichnofossils, can reveal the movements of trackmakers. By examining fossil ...