Afep Pigeon vs Ryukyu Green-pigeon
Columba unicincta 对比 Treron permagnus
Side-by-Side Comparison
| 属性 | Afep Pigeon | Ryukyu Green-pigeon |
|---|---|---|
| 学名 | Columba unicincta | Treron permagnus |
| 目 | Columbiformes | Columbiformes |
| 科 | Columbidae | Columbidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 42.2 cm (16.6 in) | 40.1 cm (15.8 in) |
| 体重 | 401.5 g (14.16 oz) | 140.0 g (4.94 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Afep Pigeon
鸣唱
Deep, resonant cooing; rich notes with carrying quality through dense humid African forest. Vocalization pattern typical of this species in its native habitat.
Ryukyu Green-pigeon
保护状况
Least Concern
Afep Pigeon
Least Concern
Ryukyu Green-pigeon
How to Tell Them Apart
Afep Pigeon
羽毛
Afep Pigeon: pale gray; white neck gloss; dark flight feathers; large size; Central African rainforest pigeon; pale overall
Ryukyu Green-pigeon
About These Birds
Afep Pigeon
非洲橄榄鸽（Columba unicincta）— 分布于西非和中非热带雨林的大型鸽子。灰色羽毛和红色眼圈为特征。
Ryukyu Green-pigeon
Ryukyu Green-pigeon (Treron permagnus), 34 cm. Larger than White-bellied Green-pigeon; endemic to the Ryukyu Islands (Japan). Green with a yellowish head and white belly. Inhabits subtropical broadleaf forests; highly dependent on Ficus. Frugivore. Vulnerable due to small island range and ongoing habitat degradation.