Black-winged Pratincole vs Double-banded Courser
Glareola nordmanni 对比 Smutsornis africanus
Side-by-Side Comparison
| 属性 | Black-winged Pratincole | Double-banded Courser |
|---|---|---|
| 学名 | Glareola nordmanni | Smutsornis africanus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Glareolidae | Glareolidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 39.2 cm (15.4 in) | 29.6 cm (11.7 in) |
| 体重 | 94.5 g (3.33 oz) | 87.06666666666666 g (3.07 oz) |
| 食性 | -- | -- |
| 产卵数 | 3-4 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Black-winged Pratincole
Least Concern
Double-banded Courser
About These Birds
Black-winged Pratincole
Black-winged Pratincole: 24–28 cm, similar to Collared Pratincole but with entirely black underwings and no chestnut in wing-linings. Breeds on dry steppes of Kazakhstan and southern Russia; migrates to winter in sub-Saharan Africa. NT. Aerial insectivore. Declining due to steppe cultivation. Long-distance migrant.
Double-banded Courser
Double-banded Courser: 20–22 cm, pale sandy-brown courser with two black breast-bands and a white supercilium. Resident in arid stony plains and dry open savanna of eastern and southern Africa. Nocturnal and crepuscular insectivore, resting in shade during hot midday. Cryptic plumage provides camouflage on stony ground. Sedentary.