Black-billed Seed-finch vs Azure-shouldered Tanager
Sporophila atrirostris 比較対象 Tangara cyanoptera
Side-by-Side Comparison
| 属性 | Black-billed Seed-finch | Azure-shouldered Tanager |
|---|---|---|
| 学名 | Sporophila atrirostris | Tangara cyanoptera |
| 目 | Passeriformes | Passeriformes |
| 科 | Thraupidae | Thraupidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 14.3 cm (5.6 in) | 19.2 cm (7.6 in) |
| 体重 | 26.0 g (0.92 oz) | 43.0 g (1.52 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | 2-3 |
| Population Trend | — | — |
Habitat Comparison
共通生息地
None
Black-billed Seed-finch only
Azure-shouldered Tanager only
保全状況
Black-billed Seed-finch
Azure-shouldered Tanager
About These Birds
Black-billed Seed-finch
The Black-billed Seed-finch is a robust, chunky finch of South American lowland forests and forest edges, with males displaying glossy black plumage and a very large, conical black bill suited for cracking large, hard seeds. It ranges across a broad swath of Amazonia in Brazil, Peru, Bolivia, and adjacent countries. It frequents edges of humid forests, river margins, and dense shrubby vegetation.
Azure-shouldered Tanager
The Azure-shouldered Tanager is a tanager endemic to the Atlantic Forest of southeastern Brazil, weighing about 43g with a wingspan of 19.2cm. It has green plumage with striking azure-blue shoulder patches and forages in the forest canopy and edges. It feeds on fruit, nectar, and insects, often in mixed-species flocks.