Does a cuckoo know it's a cuckoo? The answer is more difficult than you might think, explains Richard Pallardy ...

The nest parasites get a bad rap for making other birds raise their young, but study by study, Mark Hauber and his “Cowbird ...

Kākāpō ( Strigops habroptilus) are large, flightless, nocturnal parrots with mottled green and yellow plumage that only breed ...

Birds are some of nature’s most beautiful creatures — but a few of our feathered friends are truly bizarre — like these 25 ...

From dodos to dugongs, mythical birds to magical horses, these 15 weirdest national animals from around the world truly let ...