The Northern Screamer (Chauna chavaria), also known as the Black-necked Screamer, is a large species of bird in the small family Anhimidae, the screamers. It is a resident breeder in northern Colombia, in Chocó, Antioquia, Córdoba, Sucre, Bolívar, Magdalena, Santander, and Cesar Departments and northwestern Venezuela, in Zulia, Mérida, and Trujillo States.