African Swift vs Tenggara Swiftlet
Apus barbatus so với Collocalia sumbawae
Side-by-Side Comparison
| Thuộc Tính | African Swift | Tenggara Swiftlet |
|---|---|---|
| Tên Khoa Học | Apus barbatus | Collocalia sumbawae |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Apodidae | Apodidae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 34,2 cm (13.5 in) | — |
| Khối Lượng | 42,666666666666664 g (1.51 oz) | 5,9 g (0.21 oz) |
| Chế Độ Ăn | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Aerial plankton specialist catching tiny flies, gnats, and airborne spiders in tight acrobatic flight. |
| Số Trứng | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
African Swift
Sharp, piercing screech followed by rapid chatter; intense series of notes escalating in speed and volume before fading.
Tenggara Swiftlet
Very high thin twittering; rapid 'tsit' notes over Sumbawa; echolocation clicks used in limestone caves; call among the highest frequency of any swiftlet species
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.
Tenggara Swiftlet
Endemic to the Lesser Sundas of Indonesia including Sumbawa, Flores, and Timor. Resident in open forest and savanna at low elevations.
Tình Trạng Bảo Tồn
African Swift
Tenggara Swiftlet
How to Tell Them Apart
African Swift
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.
Tenggara Swiftlet
Tiny; dark blue-black upperparts with green gloss; pale whitish-buff rump band; dark sooty-grey underparts; Lesser Sunda Islands endemic; extremely similar to Glossy Swiftlet but restricted to eastern Indonesian islands.
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.
Tenggara Swiftlet
A small swiftlet (9-10 cm) endemic to the Lesser Sunda Islands (Sumbawa, Flores, Sumba) of Indonesia. Dark glossy plumage. Aerial insectivore, foraging over forest and open areas. Colonial cave nester. Limited ecological data; restricted island range.