The song of an extremely rare species of cuckoo has been recorded for the first time. It is only the third confirmed sighting in a decade of the Sumatran ground-cuckoo and knowing its song will help ...

Every year, the men of Gotham gathered in the village to celebrate a most familiar sound. It was a song like a whistle or a flute, a hiccup or a rich, bubbling chuckle. "Cuck-ooo-ooo, cuck-ooo-ooo," ...

Every year the men of Gotham gathered in the village to celebrate a most familiar sound. It was a song like a whistle or a flute, a hiccup or a rich, bubbling chuckle. “Cuck-ooo-ooo, cuck-ooo-ooo,” ...

The yellow-billed cuckoo is sometimes called the "rain crow" because its song is often heard just before thunderstorms or summer showers. But this rare bird raises its voice less and less often in ...

The yellow-billed cuckoo is sometimes called the "rain crow" because its song is often heard just before thunderstorms or summer showers. But this rare bird raises its voice less and less often in ...