Cinnycerthia olivascens (Sharpe's Wren)
Cinnycerthia olivascens Sharpe, 1882
16-17 cm Dark brown, throat whiter, with marked dark barring on the flight feathers and tail; some individuals (possibly old) have white feathers on the face. Its song is variable and musical: deeu-deeu, bubububu, deuu, diiwáp-diiwáp-diiwáp…, and several additional calls ch’ch’qrrr, tjit-qrrr…