The Horned Screamer, found in South American wetlands, is known as the world's weirdest screamer bird due to its unique features. It has a long, thin, horn-like structure made of cartilage on its head ...

A flightless bird with wings like martial arts weapons once thrashed its foes on what's now Jamaica, a new study says. Dubbed Xenicibis, the prehistoric bird wielded its unusual wings like nunchucks, ...