Black-and-tawny Seedeater vs Yellow-faced Grassquit
Sporophila nigrorufa so với Tiaris olivaceus
Side-by-Side Comparison
| Thuộc Tính | Black-and-tawny Seedeater | Yellow-faced Grassquit |
|---|---|---|
| Tên Khoa Học | Sporophila nigrorufa | Tiaris olivaceus |
| Bộ | Passeriformes | Passeriformes |
| Họ | Thraupidae | Thraupidae |
| Tình Trạng Bảo Tồn | Vulnerable | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 9,8 cm (3.9 in) | 10,0 cm (3.9 in) |
| Khối Lượng | 10,8 g (0.38 oz) | 8,75 g (0.31 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | -- | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Black-and-tawny Seedeater only
Không
Yellow-faced Grassquit only
Tình Trạng Bảo Tồn
Vulnerable
Black-and-tawny Seedeater
Least Concern
Yellow-faced Grassquit
About These Birds
Black-and-tawny Seedeater
The Black-and-tawny Seedeater is a vulnerable small seedeater of tall-grass savannas and grasslands in Bolivia and adjacent Brazil. Males have a black crown and mask contrasting with tawny-orange underparts. It feeds on grass seeds and is threatened by grassland conversion to agriculture.