Characterization: Small species measuring about 20cm in length. It has long, graduated tail that measures more than half of its body in length, its head, back and wings are striped black, it has a gray face, a strong, slightly curved beak, the upper portion of which is black and the jaw yellow, and its belly is whitish-brown.

Distribution: In Brazil, from the Northeast to Mato Grosso and Rio Grande do Sul, and in Bolivia, Argentina, and Paraguay.

Habitat: High fields and high, dry or wet grasslands.

Habits: A diurnal species, during the breeding season it associates strictly in couples, being extremely faithful to a territory, which the male defends vigorously against the approach of other males of its species. It walks and runs on the ground, perching to sing and watch its surroundings.

Diet: Herbivorous, essentially granivore.

In the UFRA area: This bird's spatial distribution was very restricted. It was found in wetlands with herbaceous plants. It is considered rare in the studied areas, as it was seen only once.