クリバネコウウチョウ Agelaioides badius

A medium-sized blackbird with a short bill. Both sexes are similar; mostly olive-brown with rusty wings. Inhabits open woodlands, savanna, and scrubby areas, but also found in farmlands, plantations, and urban parks where is often seen in small groups. Uncommon in the Atlantic Forest region. The song includes melodical whistles with short buzzy notes; song varies among individuals.