Guianan Streaked Antwren

The Guianan streaked antwren is 9 to 10.5 cm (3.5 to 4.1 in) long and weighs 7.5 to 9 g (0.26 to 0.32 oz). It is a smallish bird with a tiny tail. Adult males have a black and white streaked face. Their crown, back, and rump are black with thin white streaks. They have a large white patch between the shoulders. Their tail is black with white edges and tips to the feathers. Their wings are black with white tips on the coverts and white edges on the flight feathers. Their throat, breast, and belly are white and their flanks and crissum gray. Voice: The Guianan streaked antwren's song is a "short, sharp, level trill 'd-rrrrr', 'd-' slightly lower". Its calls include a "slightly downslurred, complaining note, often given in doublet", a "short rattle", and a "single, abrupt 'chit' ".