Angola Swallow vs Black-collared Swallow
Hirundo angolensis مقارنةً بـ Pygochelidon melanoleuca
Side-by-Side Comparison
| السمة | Angola Swallow | Black-collared Swallow |
|---|---|---|
| الاسم العلمي | Hirundo angolensis | Pygochelidon melanoleuca |
| الرتبة | Passeriformes | Passeriformes |
| الفصيلة | Hirundinidae | Hirundinidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 23,3 cm (9.2 in) | 18,3 cm (7.2 in) |
| الوزن | 17,35 g (0.61 oz) | 11,025 g (0.39 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2-4 | 3 |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
بلا
Angola Swallow only
Black-collared Swallow only
بلا
حالة الحفاظ
Least Concern
Angola Swallow
Least Concern
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.