Sex, flies and videotape

On a hot summer day, in a darkened chamber, a video camera follows a couple as it engages in nature's oldest game—courtship. The male sings and chases after the female when suddenly a long tubular organ emerges from her ...

New insights into how genes control courtship and aggression

Fruit flies, like many animals, engage in a variety of courtship and fighting behaviors. Now, Salk scientists have uncovered the molecular mechanisms by which two sex-determining genes affect fruit fly behavior. The male ...

Quick quick slow is no-go in crab courtship dance

Female fiddler crabs are sensitive to changes in the speed of a male's courtship display, significantly preferring displays that accelerate to those that are performed at a constant speed or slow down.

Courtship behavior trapped in 100-million-year-old amber

Courtship behaviours, frequent among modern insects, have left extremely rare fossil traces. In odonates, the male must persuade the female to mate in tandem and the female should be willing to engage her genitalia with the ...

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