NPR's Scott Detrow speaks with Matthew Medler of the Cornell Lab of Ornithology about the best bird sounds of 2025 from their vast collection of recordings, and why their selections made the list.

Birds are the master vocalists of the animal kingdom. They can make a remarkable variety of sounds. But why is a barred owl more of a baritone, while a cedar waxwing is a soprano? And what influences ...

Researchers explained that traffic sounds may drown out birdsong, forcing the animals to become physically aggressive when protecting their territory Toria Sheffield joined the PEOPLE editorial staff ...