African Swift vs Asian Palm Swift
Apus barbatus เปรียบเทียบกับ Cypsiurus balasiensis
Side-by-Side Comparison
| คุณสมบัติ | African Swift | Asian Palm Swift |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Apus barbatus | Cypsiurus balasiensis |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Apodidae | Apodidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 34.2 cm (13.5 in) | 22.9 cm (9.0 in) |
| น้ำหนัก | 42.666666666666664 g (1.51 oz) | 8.833333333333334 g (0.31 oz) |
| อาหาร | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Feeds on aerial plankton of tiny insects and spiders; entire diet captured during non-stop aerial … |
| จำนวนไข่ | 1-2 | 1-3 |
| 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.
Asian Palm Swift
High, wavering whistle with slightly nasal quality; gently pulsed notes trembling upward, characteristic of evening flight calls.
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.
Asian Palm Swift
Found from India and Sri Lanka east through Southeast Asia to the Philippines and Indonesia. Common resident in open areas near palms.
สถานะการอนุรักษ์
African Swift
Asian Palm Swift
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.
Asian Palm Swift
Very slender; pale greyish-brown overall; paler below; extremely long deeply forked tail; tiny for a swift; South and Southeast Asian palm-nesting species; uniform pale brownish-grey coloration similar to African relative …
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.
Asian Palm Swift
A slender swift (13 cm) widespread across South and Southeast Asia from India to the Philippines and Indonesia. Dark brown plumage with a deeply forked tail. Aerial insectivore, closely associated with palm trees, nesting on the underside of palm leaves. Abundant in tropical lowlands.