Emberizoides ypiranganus
The Lesser Grass-Finch (Emberizoides ypiranganus) is a captivating and often elusive passerine belonging to the family Thraupidae, commonly known as tanagers, though historically placed within the Emberizidae (New World sparrows). This medium-sized finch measures approximately 18-20 cm (7-8 in) in length, including its notably long, graduated tail, and weighs around 25-30 grams. Its plumage features olive-green upperparts heavily streaked with black, contrasting with a whitish belly and flank...
Found in lowlands, primarily inhabiting wet grasslands, marshy areas, and humid savannas, often with tall, dense grasses and sedges.
Primarily granivorous, feeding on various grass seeds, supplemented by a significant intake of small insects and other invertebrates, gleaned from the ground and low vegetation.
The Lesser Grass-Finch is a diurnal and notoriously secretive bird, spending most of its time skulking deep within dense vegetation, making it challenging to observe. It forages primarily on the ground or in low grasses, meticulously gleaning seeds, insects, and other small invertebrates. During ...
The Lesser Grass-Finch is a resident species endemic to south-central South America, with its distribution primarily centered in southeastern Brazil. Its range extends from central and southern São Paulo state, south through Paraná, Santa Catarina, and Rio Grande do Sul states in Brazil. It also ...
Least Concern
- Despite its finch-like appearance and historical classification, the Lesser Grass-Finch is now recognized as a member of the tanager family (Thraupidae). - Its bright yellow wing patch, a key identification feature, is often concealed when the bird is at rest and only becomes visible during fli...