Characterization: Small species measuring about 13.5cm in length. This bird has a shimmering green plumage on its head and back, with a white neck and bottom and dark gray feathers on its wings and tail. The young are brown and have a white belt.

Distribution: From the Guianas and Venezuela to Bolivia and Argentina.

Habitat: Around large rivers and lakes.

Habits: A diurnal species, this bird usually lives in pairs or in small groups, perching on branches just above the water; the couple will often sleep together in the nest. It becomes restless at dawn and dusk, increasing its chirps and singing until settling down to sleep.

Diet: Carnivorous, strictly insectivorous, eats termites, ants, flies, and even bees.

Breeding: This bird species lays 4 eggs in a nest built on the water, in holes in dead trees, and crevices in rocks.

In the UFRA area: The white-winged swallow was only seen in native forests. Restricted spatial distribution. It is a rare species at the studied farms, as was found only once.