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Side-by-Side Comparison

Attribute	Afep Pigeon	Thick-billed Green-pigeon
Scientific Name	Columba unicincta	Treron curvirostra
Order	Columbiformes	Columbiformes
Family	Columbidae	Columbidae
Conservation Status	Least Concern	Least Concern
Length	—	—
Wingspan	42.2 cm (16.6 in)	27.2 cm (10.7 in)
Weight	401.5 g (14.16 oz)	143.16666666666666 g (5.05 oz)
Diet	--	--
Clutch Size	1	2
Population Trend	—	—

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Habitat Comparison

Shared Habitats

🌲 Forest

Afep Pigeon only

None

Thick-billed Green-pigeon only

🏖️ Coastal

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Song & Call Comparison

Afep Pigeon

Song

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

Thick-billed Green-pigeon

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Conservation Status

Least Concern

Afep Pigeon

Least Concern

Thick-billed Green-pigeon

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How to Tell Them Apart

Afep Pigeon

Plumage

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

Thick-billed Green-pigeon

Plumage

Thick-billed Green-pigeon: thick heavy bill; bright green; yellow-green below; bare red orbital skin; Southeast Asian forest species

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About These Birds

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.

Thick-billed Green-pigeon

Medium green-pigeon, 27–30 cm, named for its notably thick, curved bill adapted for crushing large fig seeds; male has a red bill base and maroon shoulder; female is green. Widespread in lowland and hill forest from the eastern Himalayas through Indochina to Sumatra, Borneo, and the Philippines. Frugivore of hard-seeded figs. Least Concern.

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More Birds to Explore

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Adamawa Turtle-dove Streptopelia hypopyrrha African Collared-dove Streptopelia roseogrisea African Green-pigeon Treron calvus African Olive-pigeon Columba arquatrix All Columbidae birds →

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