White-bellied Seedeater

Sporophila leucoptera

The White-bellied Seedeater (Sporophila leucoptera) is a striking passerine bird, a member of the Thraupidae family, known for its strong sexual dimorphism. Males are instantly recognizable by their crisp, high-contrast plumage: glossy black upperparts including head, back, and wings, sharply contrasted with pure white underparts. A prominent white rump patch and a distinct white speculum (wing patch) further aid identification. They are small birds, typically measuring 10-11 cm (4 inches) in...

Habitat

Found in open grasslands, savannas, pastures, agricultural fields, and clearings, often near water sources, typically at low to mid-elevations up to 1200-1500 meters.

Diet

Primarily granivorous, feeding on small seeds of various grasses and herbaceous plants, supplemented with a small amount of insects, especially during the breeding season.

Behavior

White-bellied Seedeaters are diurnal birds, primarily active during daylight hours, foraging and singing in open habitats. They often glean seeds directly from grass stalks and low herbaceous vegetation, moving methodically through the dense undergrowth. During the breeding season, males become h...

Range

The White-bellied Seedeater has a widespread but somewhat disjunct distribution across central and eastern South America. Its breeding range extends from central and eastern Brazil, including the Cerrado and parts of the Atlantic Forest biome, eastward into eastern Bolivia, throughout Paraguay, a...

Conservation Status

Least Concern

Fun Facts

- The scientific name 'leucoptera' literally translates to 'white-winged' from Greek, perfectly describing one of the male's key field marks. - This species belongs to the genus *Sporophila*, one of the most species-rich genera of Neotropical birds, known for its high level of sexual dimorphism. ...

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