Angola Swallow vs Black-collared Swallow
Hirundo angolensis ile kıyaslandığında Pygochelidon melanoleuca
Side-by-Side Comparison
| Özellik | Angola Swallow | Black-collared Swallow |
|---|---|---|
| Bilimsel Ad | Hirundo angolensis | Pygochelidon melanoleuca |
| Takım | Passeriformes | Passeriformes |
| Familya | Hirundinidae | Hirundinidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 23,3 cm (9.2 in) | 18,3 cm (7.2 in) |
| Ağırlık | 17,35 g (0.61 oz) | 11,025 g (0.39 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 2-4 | 3 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Hiçbiri
Angola Swallow only
Black-collared Swallow only
Hiçbiri
Koruma Durumu
Angola Swallow
Black-collared Swallow
About These Birds
Angola Swallow
The Angola Swallow is a graceful hirundine with a 23.3 cm wingspan, weighing 17.35 grams. It inhabits open country and woodland near water in Angola and surrounding regions. It forages aerially for insects, often seen skimming low over rivers and lakes.
Black-collared Swallow
The Black-collared Swallow is a distinctive South American swallow with glossy blue-black upperparts, white underparts, and a broad black collar across the upper breast. It inhabits rocky rivers and fast-flowing streams in lowland tropical forests and adjacent areas from Colombia and Venezuela south through Amazonian Brazil, often nesting in crevices of riverside rocks. It feeds on flying insects caught over water.