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Side-by-Side Comparison

属性	Little Swift	African Swift
学名	Apus affinis	Apus barbatus
目	Caprimulgiformes	Caprimulgiformes
科	Apodidae	Apodidae
保全状況	Least Concern	Least Concern
体長	—	—
翼開長	25.3 cm (10.0 in)	34.2 cm (13.5 in)
体重	25.0 g (0.88 oz)	42.666666666666664 g (1.51 oz)
食性	Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km.	Completely aerial diet of small flying insects and spiders; never forages on the ground or …
一腹卵数	1-3	1-2
Population Trend	—	—

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Habitat Comparison

共通生息地

None

Little Swift only

🌾 Grassland

African Swift only

None

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Song & Call Comparison

Little Swift

さえずり

Harsh, crackling chatter with emphatic rhythm; series of rough notes delivered at pace with occasional sharp screech.

African Swift

さえずり

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

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Geographic Range & Migration

Little Swift

Found across Africa and Asia from Senegal east to India and Sri Lanka, and southeast to Southeast Asia. Common in urban areas and open country.

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.

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保全状況

Least Concern

Little Swift

Least Concern

African Swift

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How to Tell Them Apart

Little Swift

羽毛

Small; dark sooty-brown; large white rump patch; white throat; underparts dark; square-ended tail; widespread from Africa to Asia; the large square white rump patch and square tail distinguish it from …

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.

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About These Birds

Little Swift

コシジロアマツバメはアジアとアフリカの熱帯・亜熱帯に広く分布し、白い腰が特徴的な小型のアマツバメである。

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。

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