 The frill-necked monarch measures around 14 cm (5.5 in) in length, and the neck feathers can become erect into a small frill; the male is predominantly black and white, and can be distinguished from the similar and more common pied monarch by its all-white breast-the latter species having a broad black breast band.The throat, nape, shoulders, and rump are white while the wings and head are black.It has an eye-ring of bare skin, and a bright blue wattle.