Black-nest Swiftlet vs African Swift

Aerodramus maximus 比較対象 Apus barbatus

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Side-by-Side Comparison

属性 Black-nest Swiftlet African Swift
学名 Aerodramus maximus Apus barbatus
Caprimulgiformes Caprimulgiformes
Apodidae Apodidae
保全状況 Least Concern Least Concern
体長
翼開長 25.8 cm (10.2 in) 34.2 cm (13.5 in)
体重 16.8 g (0.59 oz) 42.666666666666664 g (1.51 oz)
食性 Aerial plankton feeder taking tiny midges, fungus gnats, and ballooning spiders in rapid coursing flights. Completely aerial diet of small flying insects and spiders; never forages on the ground or …
一腹卵数 1 1-2
Population Trend
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Habitat Comparison

共通生息地

None

Black-nest Swiftlet only

African Swift only

None

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Song & Call Comparison

Black-nest Swiftlet

さえずり

Rapid twittering; thin 'tsit-tsit' over Southeast Asian forest; audible echolocation clicks in caves; larger than many swiftlets; slightly louder calls; colonial nester with dark nest

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

Black-nest Swiftlet

Found from the Nicobar Islands through the Thai-Malay Peninsula, Borneo, and the Philippines. Famous for edible nests made of pure saliva.

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

Black-nest Swiftlet

Least Concern

African Swift

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How to Tell Them Apart

Black-nest Swiftlet

羽毛

Medium-small; dark sooty-brown upperparts with rump slightly paler grey-brown; underparts dark sooty-grey; forked tail; one of the largest Aerodramus swiftlets; named for its distinctive all-black saliva nest rather than visible …

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

Black-nest Swiftlet

クロシマアナツバメは東南アジアの島々に広く分布し、その巣が食用に利用されることで知られる大型のアナツバメである。

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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