Pelzeln's Tody-Tyrant

Pelzeln's tody-tyrant is about 9 cm (3.5 in) long and weighs 7.7 to 9 g (0.27 to 0.32 oz). The sexes have the same plumage. Adults have a brownish olive crown. Their lores and a thin eye-ring are whitish on an otherwise brownish olive face. Their back and rump are brownish olive. Their wings are dusky olive-brown with whitish edges on the flight feathers and tips of the coverts; the latter show as two narrow wing bars. Their tail is dusky olive-brown. Their throat and underparts are mostly white with some faint grayish streaking. Voice: The song of Pelzeln's tody-tyrant is a "rather low, modest series of 7-10 well-separated notes, rising at the end and accelerating to a short, upslurred trill".