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Side-by-Side Comparison

属性	Solomons Nightjar	Papuan Nightjar
学名	Eurostopodus nigripennis	Eurostopodus papuensis
目	Caprimulgiformes	Caprimulgiformes
科	Caprimulgidae	Caprimulgidae
保全状況	Vulnerable	Least Concern
体長	—	—
翼開長	43.2 cm (17.0 in)	37.9 cm (14.9 in)
体重	137.5 g (4.85 oz)	80.5 g (2.84 oz)
食性	Aerial insectivore; hawks moths and other large insects at night over Solomon Islands forest and …	Hawks large flying insects, especially moths, at night over Papuan forest and savanna.
一腹卵数	1	1
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Solomons Nightjar only

🏖️ Coastal

Papuan Nightjar only

None

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Song & Call Comparison

Solomons Nightjar

さえずり

Deep, resonant churring call at dusk; slow repetitive notes with hollow, frog-like quality; poorly known vocalizations; rarely recorded in wild

Papuan Nightjar

さえずり

Churring, repetitive nocturnal call; soft bubbling trill; melodic series of hollow notes; calls from low perch or ground in New Guinea lowland forest

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Geographic Range & Migration

Solomons Nightjar

Endemic to the Solomon Islands; resident of lowland forest, secondary growth, and forest edge on Guadalcanal and adjacent islands.

Papuan Nightjar

Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).

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保全状況

Vulnerable

Solomons Nightjar

Least Concern

Papuan Nightjar

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How to Tell Them Apart

Solomons Nightjar

羽毛

Dark brown and blackish with buff mottling; rufous-buff supercilium; white throat patch; darker overall than most Eurostopodus nightjars; restricted to Solomon Islands; no white wing or tail patches.

Papuan Nightjar

羽毛

Dark grey-brown finely vermiculated with buff and black; pale buff and rufous throat patch; pale supercilium; no white wing patches; tail barred brown and buff; cryptically patterned bark-mimicking plumage.

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About These Birds

Solomons Nightjar

ブーゲンビル島とソロモン諸島に生息するヨタカで、危急種に指定されている。

Papuan Nightjar

ニューギニア南部の低地に生息するヨタカで、体重81g。

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More Birds to Explore

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