Ornithologists say the chirping of birds at daybreak is part of their mating ritual. They tell me that increasing daylight, especially in the spring and early summer, triggers the mating instinct in ...

Add Yahoo as a preferred source to see more of our stories on Google. The Kids Page is a compilation of responses written by kindergarten to eighth-grade students from area schools. Students are asked ...

The wonderful sound of birdsong is one of nature's most purest pleasures. However, some birds have taken it to the extreme.

Birds do it and so do doughnut-shaped fusion facilities called 'tokamaks.' But tokamak chirping -- a rapidly changing frequency wave that can be far above what the human ear can detect -- is hardly ...

In shrinking grasslands, crane parents must work together to protect their eggs from unexpected dangers. As livestock move closer, both parents are forced to act in defense of their future chicks — ...

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.