Black-winged Pratincole vs Jerdon's Courser
Glareola nordmanni so với Rhinoptilus bitorquatus
Side-by-Side Comparison
| Thuộc Tính | Black-winged Pratincole | Jerdon's Courser |
|---|---|---|
| Tên Khoa Học | Glareola nordmanni | Rhinoptilus bitorquatus |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Glareolidae | Glareolidae |
| Tình Trạng Bảo Tồn | Near Threatened | Critically Endangered |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 39,2 cm (15.4 in) | 31,5 cm (12.4 in) |
| Khối Lượng | 94,5 g (3.33 oz) | 150,0 g (5.29 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 3-4 | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Black-winged Pratincole only
Jerdon's Courser only
Không
Tình Trạng Bảo Tồn
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.