White-streaked Antvireo

The white-streaked antvireo is 12 to 13 cm (4.7 to 5.1 in) long and weighs about 20 g (0.71 oz). Adult males of the nominate subspecies are mostly dark gray with a hidden white patch between the scapulars. Their wings are dark gray with white tips and edges on the coverts and their breast is a darker blackish gray than the upperparts. Adult females have a reddish brown crown, nape, upperparts, wings, and tail. The sides of their head, throat, and underparts are mostly gray with bold white streaks; their flanks and crissum have a brown tinge and no streaks. Voice: The song of the white-streaked antvireo's nominate subspecies is "a short...easily countable series of strong whistles, pitch falling (except sometimes for initial note), first and last notes less intense". It has been written as "wee WEE wee wee wee whew". The song of subspecies D. l. tucuyensis is "a moderately long...