Spring weather has finally arrived, ushering in a sensory feast of nature's sights, sounds and scents after the barrenness of winter. We humans feel joyful at the prospect of long days filled with ...

The more you know about bird song, the more you’re apt to be fascinated by this well-known ritual of spring. We all know spring is a prime time to hear birds. These bird sounds can range from a ...

When birds and humans sing it sounds completely different, but now new research shows that the very same physical mechanisms are at play when a bird sings and a human speaks. When birds and humans ...

Birds, although they have larynges, use a different organ to sing. Called a syrinx, it's a uniquely avian feature. Now, a team that brings together physics, biology, computation and engineering finds ...

Part 1. 'I don't do calls' -- Crossing the sound barrier -- Tone and timpre -- Pitch and frequency -- Rhythm and timing -- Part 2. Put it all together and what have you got? -- Simple calls -- Simple ...

The crested pigeon, found in Australia, has a modified wing feather that helps produce an alarm signal sound to warn other birds when there's trouble. Feathers are not just for flight. They keep birds ...

All air-breathing vertebrates have a larynx—a structure of muscles and folds that protects the trachea and, in many animals, vibrates and modulates to produce a stunning array of sounds. But birds, ...