Calayan Rail vs Bare-eyed Rail
Aptenorallus calayanensis เปรียบเทียบกับ Gymnocrex plumbeiventris
Side-by-Side Comparison
| คุณสมบัติ | Calayan Rail | Bare-eyed Rail |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Aptenorallus calayanensis | Gymnocrex plumbeiventris |
| อันดับ | Gruiformes | Gruiformes |
| วงศ์ตระกูล | Rallidae | Rallidae |
| สถานะการอนุรักษ์ | Vulnerable | Least Concern |
| ความยาว | — | — |
| กว้างปีก | — | 38.4 cm (15.1 in) |
| น้ำหนัก | 244.5 g (8.62 oz) | 287.5 g (10.14 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 3 | 1 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Vulnerable
Calayan Rail
Least Concern
Bare-eyed Rail
About These Birds
Calayan Rail
Calayan Rail (Aptenorallus calayanensis), 20 cm. Brown above; grey underparts; yellow-green bill; short wings suggesting flightlessness. Discovered in 2004; endemic to Calayan Island, Philippines. Inhabits forest undergrowth. Omnivore. Endangered; tiny single-island range with minimal forest remaining.
Bare-eyed Rail
Bare-eyed Rail (Gymnocrex plumbeiventris) is a 27–31 cm rail of the Moluccas and New Guinea region. Grey below; brown above; distinctive bare red-orange facial skin around eye. Inhabits lowland rainforest, secondary forest, and forest edges near water. Secretive; walks through leaf litter foraging for invertebrates and small vertebrates.