Himalayan Swiftlet vs African Swift
Aerodramus brevirostris в сравнении с Apus barbatus
Side-by-Side Comparison
| Характеристика | Himalayan Swiftlet | African Swift |
|---|---|---|
| Научное название | Aerodramus brevirostris | Apus barbatus |
| Отряд | Caprimulgiformes | Caprimulgiformes |
| Семейство | Apodidae | Apodidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 24,6 cm (9.7 in) | 34,2 cm (13.5 in) |
| Масса | 12,65 g (0.45 oz) | 42,666666666666664 g (1.51 oz) |
| Питание | Small aerial insectivore feeding on minute flying insects and spiders; forages over forest canopy and … | Completely aerial diet of small flying insects and spiders; never forages on the ground or … |
| Размер кладки | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Himalayan Swiftlet
Thin twittering calls; 'chip-chip' over Himalayan valleys; audible echolocation clicks in caves; moderate-pitched; colonial roosts produce chattering; calls in swift flocks at dusk
African Swift
Sharp, piercing screech followed by rapid chatter; intense series of notes escalating in speed and volume before fading.
Geographic Range & Migration
Himalayan Swiftlet
Breeds in the Himalayas from India to southern China and Indochina. Partially migratory, wintering south to peninsular India and Southeast Asia.
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.
Охранный статус
Himalayan Swiftlet
African Swift
How to Tell Them Apart
Himalayan Swiftlet
Small; dark grey-brown upperparts with faint gloss; pale grey rump band; underparts whitish-grey; forked tail; Himalayan and Southeast Asian highlands species; slightly browner than Black-nest Swiftlet with proportionally narrower rump …
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
Himalayan Swiftlet
A small swiftlet (13-14 cm) found along the Himalayan foothills from Nepal through Southeast Asia to Indochina. Dark plumage with a pale rump. Aerial insectivore, foraging over forested valleys. Colonial cave nester. The largest member of the echolocating swiftlet genus.
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.