Researchers have some new evidence about what makes birds make so much noise early in the morning, and it's not for some of the reasons they previously thought. For decades, a dominant theory about ...

As spring begins, so does a fresh song at daybreak, unique to the season. Just before the sun rises, birds start singing their melodies, creating a chirpy symphony. “It's the epitome of spring,” says ...

Ithaca, NY— New research published today in the journal Philosophical Transactions of the Royal Society B finds that territorial behavior and diet help explain why some birds sing more often at dawn.