Silvery Pigeon vs Afep Pigeon
Columba argentina 比較対象 Columba unicincta
Side-by-Side Comparison
| 属性 | Silvery Pigeon | Afep Pigeon |
|---|---|---|
| 学名 | Columba argentina | Columba unicincta |
| 目 | Columbiformes | Columbiformes |
| 科 | Columbidae | Columbidae |
| 保全状況 | Critically Endangered | Least Concern |
| 体長 | — | — |
| 翼開長 | 46.9 cm (18.5 in) | 42.2 cm (16.6 in) |
| 体重 | 330.0 g (11.64 oz) | 401.5 g (14.16 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Silvery Pigeon
Deep, resonant cooing; rich notes with carrying quality through dense Ryukyu Island forest. 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.
保全状況
Silvery Pigeon
Afep Pigeon
How to Tell Them Apart
Silvery Pigeon
Silvery Pigeon: silvery-gray overall; pale underparts; subtle plumage; critically endangered Southeast Asian island species
Afep Pigeon
Afep Pigeon: pale gray; white neck gloss; dark flight feathers; large size; Central African rainforest pigeon; pale overall
About These Birds
Silvery Pigeon
Silvery Pigeon (Columba argentina) — 36–40 cm. Pale silver-grey overall; darker back; pinkish bill; no distinctive markings. Inhabits small forested islands and coastal areas of Indonesia (Sumatra, Borneo region). Frugivore. Endangered; known from very few records and facing severe pressure from deforestation and hunting.
Afep Pigeon
アフリカオリーブバト（Columba unicincta）— 西・中央アフリカの熱帯雨林に生息する大型のハト。灰色の羽色と赤い眼窩輪が特徴。