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Side-by-Side Comparison

属性	African Swift	Plain Swift
学名	Apus barbatus	Apus unicolor
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)	29.9 cm (11.8 in)
体重	42.666666666666664 g (1.51 oz)	24.2 g (0.85 oz)
食性	Completely aerial diet of small flying insects and spiders; never forages on the ground or …	Exclusively aerial insectivore catching small flying insects and spiders drifting in aerial plankton at altitude.
一腹卵数	1-2	2
Population Trend	—	—

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Habitat Comparison

共通生息地

None

African Swift only

None

Plain Swift only

🌲 Forest 🏖️ Coastal

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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.

Plain Swift

さえずり

Harsh, grating scream with descending inflection; loud raspy calls carrying urgency, often given during colony disturbance.

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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.

Plain Swift

Breeds on the Azores, Madeira, and Canary Islands. Resident on these Macaronesian archipelagos. Closely related to Common Swift.

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保全状況

Least Concern

African Swift

Least Concern

Plain 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.

Plain Swift

羽毛

Dark sooty-brown plumage; very faint pale chin; no distinct throat patch; entirely plain and uniform; smaller than Common Swift; Macaronesian endemic breeding in Canary Islands and Madeira; coloration slightly paler …

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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。

Plain Swift

マデイラアマツバメは大西洋の島々とアフリカ北西部に繁殖し、黒褐色の羽毛を持つアマツバメである。

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