Black-and-rufous Swallow vs Bahama Swallow
Hirundo nigrorufa so với Tachycineta cyaneoviridis
Side-by-Side Comparison
| Thuộc Tính | Black-and-rufous Swallow | Bahama Swallow |
|---|---|---|
| Tên Khoa Học | Hirundo nigrorufa | Tachycineta cyaneoviridis |
| Bộ | Passeriformes | Passeriformes |
| Họ | Hirundinidae | Hirundinidae |
| Tình Trạng Bảo Tồn | Least Concern | Endangered |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 21,4 cm (8.4 in) | 22,5 cm (8.9 in) |
| Khối Lượng | 14,5 g (0.51 oz) | 17,63333333333333 g (0.62 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 2-3 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Black-and-rufous Swallow only
Bahama Swallow only
Tình Trạng Bảo Tồn
Least Concern
Black-and-rufous Swallow
Endangered
Bahama Swallow
About These Birds
Black-and-rufous Swallow
The Black-and-rufous Swallow is a distinctive swallow of the miombo woodland and open areas in East and Central Africa. It has glossy black upperparts and rich rufous-chestnut underparts and throat. It feeds on aerial insects, hawking over open woodland and water, and breeds in small colonies.
Bahama Swallow
The Bahama Swallow is an Endangered swallow endemic to the Bahamas, weighing about 17.6g with a wingspan of 22.5cm. It has iridescent blue-green upperparts and white underparts, and breeds in pine woodlands. Habitat loss and introduced predators threaten its small and declining population.