Java sparrows are both vocalists and percussionists. Photo: Suzme/amanaimages/Corbis When Java sparrows make love, they do it to the beat of their own in-house avian techno. As at a rave, the birds’ ...

Male Java sparrows may coordinate their bill-clicking sounds with the notes of their song. Birds may communicate using both vocalizations and movement, as for instance occurs during courtship displays ...

Listen closely to a Java sparrow sing: Interspersed among the notes will be clicks that the bird makes with its bill. All male birds use the clicking sounds in their songs — and the patterns appear to ...

Most birds have distinct calls that tend to stay the same. It’s how birders can recognize a species without seeing it. But new research shows these tunes can change. Over the course of two decades, ...