Hummingbirds Attract Mates By ‘Singing’ With Tail-Feathers, Performing Sideways Dives

Scientists have discovered a rather unusual mating technique in male Costa’s hummingbirds, who attract potential mates by diving at a female’s side and producing a “song” with their tail-feathers that helps them further declare their intent. In a study published Friday in the journal Current Biology, researchers from the University of California, Riverside described this […]