Warbler Sylvia atricapilla, family Muscicapidae, order Passeriformes. The male has a black cap, the female a reddish-brown one. The general colour of the bird is an ashen-grey, turning to an olive-brown above and pale or whitish-grey below. About 14 cm/5.5 in long, the blackcap likes wooded areas, and is a summer visitor to northern Europe, wintering in Africa.