Ryukyu Woodpigeon vs Afep Pigeon
Columba jouyi เปรียบเทียบกับ Columba unicincta
Side-by-Side Comparison
| คุณสมบัติ | Ryukyu Woodpigeon | Afep Pigeon |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Columba jouyi | Columba unicincta |
| อันดับ | Columbiformes | Columbiformes |
| วงศ์ตระกูล | Columbidae | Columbidae |
| สถานะการอนุรักษ์ | Extinct | Least Concern |
| ความยาว | — | — |
| กว้างปีก | — | 42.2 cm (16.6 in) |
| น้ำหนัก | — | 401.5 g (14.16 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Ryukyu Woodpigeon
Deep, resonant cooing; rich notes with carrying quality through dense forest in West Africa. Vocalization pattern typical of this species in its native habitat.
Afep Pigeon
Deep, resonant cooing; rich notes with carrying quality through dense humid African forest. Vocalization pattern typical of this species in its native habitat.
สถานะการอนุรักษ์
Ryukyu Woodpigeon
Afep Pigeon
How to Tell Them Apart
Ryukyu Woodpigeon
Ryukyu Woodpigeon: extinct; dark glossy above; iridescent neck; pale below; Ryukyu island endemic; extinct through hunting
Afep Pigeon
Afep Pigeon: pale gray; white neck gloss; dark flight feathers; large size; Central African rainforest pigeon; pale overall
About These Birds
Ryukyu Woodpigeon
Ryukyu Woodpigeon (Columba jouyi) — ~45 cm. Extinct. Inhabited the Ryukyu Islands of Japan. Dark iridescent plumage with a white collar; related to Japanese Woodpigeon. Last confirmed record in the early 20th century. Extinct due to deforestation and hunting pressure.
Afep Pigeon
Afep Pigeon (Columba unicincta) — 36–40 cm. Large; dark grey; single narrow black ring on hindneck; pale grey rump. Inhabits canopy of rainforest in West and Central Africa. Frugivore; feeds on forest fruits. Poorly known; an upper-canopy species seldom studied at close range.