Black Antbird

The black antbird is 13.5 to 15 cm (5.3 to 5.9 in) long and weighs 15 to 17 g (0.53 to 0.60 oz). Males are almost entirely blackish to dark gray. They have a white patch between their scapulars, a small hidden white patch under the scapulars, gray edges on their flight feathers, and white tips on their wing coverts. Females have an olive-tinged dark gray crown, upperparts, wings, and tail with a small white interscapular patch. Their wing coverts and the edges of their flight feathers have a yellowish brown tinge. Their underparts are reddish brown to reddish yellow-brown. Voice: The male black antbird sings "a series of 4–7 countable...sharp notes rising in pitch and accelerating slightly" that has been written as "wor, chur, cheh-cheh-che-che-chi-chi-chi?". Females reply with a song that is "similar but lower-pitched and often followed by 2–4 soft abrupt notes". The species' calls include "a short to moderately long (e.g.