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Side-by-Side Comparison

属性	African Swift	Nyanza Swift
学名	Apus barbatus	Apus niansae
目	Caprimulgiformes	Caprimulgiformes
科	Apodidae	Apodidae
保全状況	Least Concern	Least Concern
体長	—	—
翼開長	34.2 cm (13.5 in)	31.0 cm (12.2 in)
体重	42.666666666666664 g (1.51 oz)	32.4 g (1.14 oz)
食性	Completely aerial diet of small flying insects and spiders; never forages on the ground or …	Obligate aerial forager; feeds entirely on the wing on small flying insects, midges, and airborne …
一腹卵数	1-2	1-3
Population Trend	—	—

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Habitat Comparison

共通生息地

None

African Swift only

None

Nyanza Swift only

🌿 Wetland

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Song & Call Comparison

African Swift

さえずり

Sharp, piercing screech followed by rapid chatter; intense series of notes escalating in speed and volume before fading.

Nyanza Swift

さえずり

High, thin sibilant trill with insect-like quality; barely perceptible rapid modulation of a single high-pitched note.

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Geographic Range & Migration

African Swift

Found across sub-Saharan Africa from Senegal east to Ethiopia and south to South Africa. One of Africa's most common swift species.

Nyanza Swift

Found in East Africa from Ethiopia and Sudan south to Uganda and Kenya. Resident or intra-African migrant in open savanna near Lake Victoria.

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保全状況

Least Concern

African Swift

Least Concern

Nyanza Swift

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How to Tell Them Apart

African Swift

羽毛

Dark sooty-brown throughout; pale throat patch whitish-grey; underparts slightly paler; broadly similar to Common Swift but slightly larger and marginally paler below; widespread Sub-Saharan African species.

Nyanza Swift

羽毛

Dark sooty-brown overall; pale whitish chin and throat patch; underparts slightly paler brown; moderately forked tail; East African species similar to Common Swift but slightly paler below with a subtly …

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About These Birds

African Swift

アフリカクロアマツバメはサハラ以南のアフリカに広く分布し、岩壁や建物の隙間に巣を作る。

Nyanza Swift

ニアンサアマツバメは東アフリカとエチオピア高原に生息し、岩の崖で繁殖するアマツバメである。

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