Calayan Rail vs Bare-eyed Rail
Aptenorallus calayanensis compared with Gymnocrex plumbeiventris
Side-by-Side Comparison
| Attribute | Calayan Rail | Bare-eyed Rail |
|---|---|---|
| Scientific Name | Aptenorallus calayanensis | Gymnocrex plumbeiventris |
| Order | Gruiformes | Gruiformes |
| Family | Rallidae | Rallidae |
| Conservation Status | Vulnerable | Least Concern |
| Length | — | — |
| Wingspan | — | 38.4 cm (15.1 in) |
| Weight | 244.5 g (8.62 oz) | 287.5 g (10.14 oz) |
| Diet | -- | -- |
| Clutch Size | 3 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
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.