Cameroon Olive-pigeon vs Afep Pigeon
Columba sjostedti เปรียบเทียบกับ Columba unicincta
Side-by-Side Comparison
| คุณสมบัติ | Cameroon Olive-pigeon | Afep Pigeon |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Columba sjostedti | Columba unicincta |
| อันดับ | Columbiformes | Columbiformes |
| วงศ์ตระกูล | Columbidae | Columbidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 43.4 cm (17.1 in) | 42.2 cm (16.6 in) |
| น้ำหนัก | 308.5 g (10.88 oz) | 401.5 g (14.16 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Cameroon Olive-pigeon
Deep, resonant cooing; rich notes with carrying quality through dense humid Comoro 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.
สถานะการอนุรักษ์
Cameroon Olive-pigeon
Afep Pigeon
How to Tell Them Apart
Cameroon Olive-pigeon
Cameroon Olive-pigeon: olive-gray; yellow orbital ring; purple neck gloss; Cameroon highlands montane forest endemic pigeon
Afep Pigeon
Afep Pigeon: pale gray; white neck gloss; dark flight feathers; large size; Central African rainforest pigeon; pale overall
About These Birds
Cameroon Olive-pigeon
Cameroon Olive-pigeon (Columba sjostedti) — 36–40 cm. Dark purplish-grey; yellow bill and orbital ring; spotted wing coverts; white-tipped tail. Endemic to montane forest of Cameroon, Bioko Island, and adjacent Nigeria. Frugivore. Restricted-range species of the Cameroon Highlands.
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.