African Swift vs Ridgetop Swiftlet

Apus barbatus compared with Collocalia isonota

Side-by-Side Comparison

Attribute African Swift Ridgetop Swiftlet
Scientific Name Apus barbatus Collocalia isonota
Order Caprimulgiformes Caprimulgiformes
Family Apodidae Apodidae
Conservation Status Least Concern Not Evaluated
Length
Wingspan 34.2 cm (13.5 in)
Weight 42.666666666666664 g (1.51 oz) 6.483333333333333 g (0.23 oz)
Diet Completely aerial diet of small flying insects and spiders; never forages on the ground or … --
Clutch Size 1-2 --
Population Trend

Habitat Comparison

Shared Habitats

None

African Swift only

None

Ridgetop Swiftlet only

Song & Call Comparison

African Swift

Song

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

Ridgetop Swiftlet

Song

Thin, high twittering; soft 'chip-chip' over Solomon Islands ridges; echolocation clicks in caves; one of smallest swiftlets; calls barely audible; rapid chittering in flight

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.

Ridgetop Swiftlet

Conservation Status

Least Concern

African Swift

Not Evaluated

Ridgetop Swiftlet

How to Tell Them Apart

African Swift

Plumage

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.

Ridgetop Swiftlet

Plumage

Tiny swiftlet; glossy dark blue-green upperparts; pale buff rump band; dark sooty-brown underparts; slightly forked tail; recently described Philippine endemic; differs from congeners primarily in voice and ridge-top ridge habitat.

About These Birds

African Swift

A medium-sized swift (16-17 cm) found across sub-Saharan Africa. Dark sooty-brown plumage, darker than Pallid Swift. Aerial insectivore, foraging high over varied habitats from forests to savannas. Breeds on cliffs and buildings. Resident or partial migrant within Africa.

Ridgetop Swiftlet

A small swiftlet (9-10 cm) found in montane regions of the Philippines and the Lesser Sundas. Dark glossy plumage. Aerial insectivore. Recently split from Glossy Swiftlet. A high-altitude specialist, often found above 1,000 m on mountain ridges.

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