Characterization: Small to medium-sized species measuring about 22.5cm in length. It is gray and white, has reddish eyes and, when it flies, it displays a very prominent black and white pattern on its wing.

Distribution: Southeast of Amazonas to Rio Grande do Sul, Uruguay, Argentina, Paraguay, and Bolivia.

Habitat: Countryside and savanna regions.

Habits: Diurnal, monogamist, and aggressive species, showing nervousness through sudden movements of the wings. It has the habit of sleeping in groups or seeking a more sheltered place to spend the night, and, in the south, it emigrates during winter.

Diet: Carnivorous, this bird feeds on insects, amphibians, and fish.

Breeding: It lays 2 eggs in an open, bowl- or cup-shaped nest.

In the UFRA area: In studies in done the San Francisco Sugarmill areas, this bird was seen in the organic sugarcane crops, in the restored native forests, in mixed forests in regeneration, and in the drainage ditches. It is considered infrequent, as it was spotted only 12 times.