PORTLAND, Ore. (KOIN) — Get your binoculars ready as you take in the beautiful sounds of Oregon’s birds at a special outdoor concert this summer. ‘Bird Songs of Opera’ is an outdoor recital by ...

Biologists at the University of Massachusetts Amherst have released the first broad-scale, comparative, fine-grained analysis linking the amplitude, or volume, of a bird's song to its vocal frequency, ...

From melodic morning choruses to territorial songs that echo through forests and grasslands, birds rely on vocalizations to communicate, attract mates and defend valuable habitat. For songbirds, these ...