Streak-breasted Treehunter

The streak-breasted treehunter is 20 to 22 cm (7.9 to 8.7 in) long and weighs 48 to 54 g (1.7 to 1.9 oz). It is a large, dark furnariid with a thrush-like shape. The sexes have the same plumage. Adults have a mostly dark brown face with dull rufescence on their ear coverts and a dark ochraceous malar area with dark flecks. Their crown is blackish with long olive streaks. They have an indistinct olive collar that becomes rufous on the sides of their neck. Their back and rump are rich dark brown that becomes dark reddish brown on their uppertail coverts. Voice: One version of the streak-breasted treehunter's song is "a scratchy che-brah, che-brah, che-brah... with a scolding quality". Another is "a series of rolling, burry 'chi-wówr' notes". Its calls include "a harsh, grating 'zeck' or 'tseck' or 'cheyt, cheyt' doubled 'rek-rek' ".