When it comes to copying R2-D2, the best bet seems to be small birds with small brains .

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.

The song of the Savi's Warbler sounds like a strange insect buzzing. These birds live near European lakes, ponds, and rivers, just above the water's surface. During nesting season, males perch on ...

'Rare' ancestor reveals how huge flightless birds made it to faraway lands Headless chicken monster: The deep sea cucumber with tubular feet for gobbling sediment Rare blue-and-green hybrid jay ...