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.

Not all birds sing, but those that do — some several thousand species — do it a lot. All over the world, as soon as light filters over the horizon, songbirds launch their serenades. They sing to ...

Do All Birds Sing? Before we get started on some of the more in depth questions, it’s a good idea to address some of the popular queries we hear, including do all birds sing? The answer to this is ‘it ...