Black-winged Pratincole vs Jerdon's Courser
Glareola nordmanni 对比 Rhinoptilus bitorquatus
Side-by-Side Comparison
| 属性 | Black-winged Pratincole | Jerdon's Courser |
|---|---|---|
| 学名 | Glareola nordmanni | Rhinoptilus bitorquatus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Glareolidae | Glareolidae |
| 保护状况 | Near Threatened | Critically Endangered |
| 体长 | — | — |
| 翼展 | 39.2 cm (15.4 in) | 31.5 cm (12.4 in) |
| 体重 | 94.5 g (3.33 oz) | 150.0 g (5.29 oz) |
| 食性 | -- | -- |
| 产卵数 | 3-4 | 2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Black-winged Pratincole
Critically Endangered
Jerdon's 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.
Jerdon's Courser
Jerdon's Courser: 26–29 cm, critically endangered nocturnal courser with two breast-bands and pale-spotted brown plumage. Known only from rocky riverine gorges along the Godavari River, Andhra Pradesh, India. Rediscovered 1986 after 86 years. Threatened by reservoir construction. CR. Nocturnal insectivore. Fewer than 250 individuals.