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.

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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, ...

Oregon is home to more than 500 bird species. Portland has an annual month-long festival dedicated to the migratory Vaux's swift. The nearby Sandy River Delta boasts a blind (a special structure made ...