Characterization: Small species measuring about 18 cm in length. This bird has grayish upper parts striated in black with rusty stains and a yellow anteocular stain. When young, its chest is stained black, and changes take place on its colorful plumage.

Distribution: Northern Amazônia, throughout Brazil, Bolivia, Paraguay, Argentina, and Uruguay.

Habitat: Dry fields with grasses, savannas, cultivated land, and places with thickets of tall grass.

Habits: A diurnal species, this bird likes to jump and run on the ground crouching like a mouse and, when startled, flies short distances, hiding in dense vegetation.

Diet: Omnivorous, feeding on seeds and small insects.

Breeding: It lays its eggs in closed nests built on the ground with side entrances.

In the UFRA area: This bird species had a broad spatial distribution, having been found in all areas studied. These areas are organic sugarcane crops, exotic woods, wetlands with herbaceous plants, wetlands with riparian forests, in mixed forests in regeneration, restored native forests, in drainage ditches, and in forests and fields in spontaneous regeneration. It is considered very frequent, as it was spotted 100 times.