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Side-by-Side Comparison

Attribute	Seram Mountain-pigeon	Chestnut-quilled Rock-pigeon
Scientific Name	Gymnophaps stalkeri	Petrophassa rufipennis
Order	Columbiformes	Columbiformes
Family	Columbidae	Columbidae
Conservation Status	Least Concern	Least Concern
Length	—	—
Wingspan	40.4 cm (15.9 in)	28.3 cm (11.1 in)
Weight	334.0 g (11.78 oz)	154.0 g (5.43 oz)
Diet	--	--
Clutch Size	1	2
Population Trend	—	—

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Habitat Comparison

Shared Habitats

None

Seram Mountain-pigeon only

🌲 Forest

Chestnut-quilled Rock-pigeon only

🌾 Grassland

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Song & Call Comparison

Seram Mountain-pigeon

Chestnut-quilled Rock-pigeon

Song

Soft, gentle cooing with chestnut-quilled warmth; pure notes typical of Australian rocky canyon habitat.

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Conservation Status

Least Concern

Seram Mountain-pigeon

Least Concern

Chestnut-quilled Rock-pigeon

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How to Tell Them Apart

Seram Mountain-pigeon

Chestnut-quilled Rock-pigeon

Plumage

Blue Ground Dove: males brilliant iridescent blue-gray; females rufous-brown; iridescent wing spots; neotropical; highly dimorphic

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About These Birds

Seram Mountain-pigeon

Seram Mountain-pigeon (Gymnophaps stalkeri), 35 cm. Similar to Buru Mountain-pigeon; dark grey with rufous-chestnut underparts. Endemic to Seram Island, Maluku, Indonesia. Inhabits montane forest above 900 m. Frugivore. Vulnerable; island endemic dependent on intact highland forest.

Chestnut-quilled Rock-pigeon

Small, cryptic pigeon, 26–29 cm, with brown streaked plumage and rich chestnut-rufous flight feathers visible in flight. Confined to the rocky sandstone escarpments and gorges of Arnhem Land, Northern Territory, Australia. Granivore of seeds and small grains. Least Concern.

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