Ryukyu Woodpigeon vs Afep Pigeon

Columba jouyi เปรียบเทียบกับ Columba unicincta

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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
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Habitat Comparison

ถิ่นที่อยู่อาศัยร่วมกัน

Ryukyu Woodpigeon only

ไม่มี

Afep Pigeon only

ไม่มี

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Song & Call Comparison

Ryukyu Woodpigeon

เสียงร้อง

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

เสียงร้อง

Deep, resonant cooing; rich notes with carrying quality through dense humid African forest. Vocalization pattern typical of this species in its native habitat.

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สถานะการอนุรักษ์

Extinct

Ryukyu Woodpigeon

Least Concern

Afep Pigeon

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How to Tell Them Apart

Ryukyu Woodpigeon

ขนนก

Ryukyu Woodpigeon: extinct; dark glossy above; iridescent neck; pale below; Ryukyu island endemic; extinct through hunting

Afep Pigeon

ขนนก

Afep Pigeon: pale gray; white neck gloss; dark flight feathers; large size; Central African rainforest pigeon; pale overall

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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.

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