Mossy-nest Swiftlet vs African Swift
Aerodramus salangana เปรียบเทียบกับ Apus barbatus
Side-by-Side Comparison
| คุณสมบัติ | Mossy-nest Swiftlet | African Swift |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Aerodramus salangana | Apus barbatus |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Apodidae | Apodidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 22.7 cm (8.9 in) | 34.2 cm (13.5 in) |
| น้ำหนัก | 11.3 g (0.40 oz) | 42.666666666666664 g (1.51 oz) |
| อาหาร | Aerial insectivore consuming minute dipterans, midges, and ballooning spiders caught in continuous fast flight. | Completely aerial diet of small flying insects and spiders; never forages on the ground or … |
| จำนวนไข่ | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Mossy-nest Swiftlet
Rapid thin twittering; 'chip-chip' over Borneo forests; echolocation clicks in cave roosts; uses mossy nest material; calls softly in colonial roosts; moderate-pitched swiftlet
African Swift
Sharp, piercing screech followed by rapid chatter; intense series of notes escalating in speed and volume before fading.
Geographic Range & Migration
Mossy-nest Swiftlet
Found from the Philippines through Borneo and Sulawesi to the Moluccas. Resident in lowland and hill forest, often over rivers.
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.
สถานะการอนุรักษ์
Mossy-nest Swiftlet
African Swift
How to Tell Them Apart
Mossy-nest Swiftlet
Small; dark grey-brown upperparts with slight iridescence; pale grey-brown rump slightly paler than back; underparts greyish-white; forked tail; Sundaic swiftlet building mossy nests; rump contrast moderate, less striking than White-rumped.
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.
About These Birds
Mossy-nest Swiftlet
A small swiftlet (11-12 cm) found from the Malay Peninsula through Indonesia to the Philippines. Dark plumage with a pale rump. Aerial insectivore. Colonial cave nester. Named for the salanga caves of Java where large colonies breed. Nests made partially of moss and saliva.
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.