Himalayan Swiftlet vs African Palm Swift
Aerodramus brevirostris comparado con Cypsiurus parvus
Side-by-Side Comparison
| Atributo | Himalayan Swiftlet | African Palm Swift |
|---|---|---|
| Nombre científico | Aerodramus brevirostris | Cypsiurus parvus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Apodidae | Apodidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 24,6 cm (9.7 in) | 27,2 cm (10.7 in) |
| Peso | 12,65 g (0.45 oz) | 14,38 g (0.51 oz) |
| Dieta | Small aerial insectivore feeding on minute flying insects and spiders; forages over forest canopy and … | Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. |
| Tamaño de la puesta | 2 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Himalayan Swiftlet only
Ninguno
African Palm Swift only
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 Palm Swift
Deep, hollow churring trill with resonant bass quality; prolonged vibrating call audible at significant range in open woodland.
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 Palm Swift
Found across sub-Saharan Africa from Senegal east to Somalia and south to South Africa. Common in open areas near palms; nests in palm leaves.
Estado de conservación
Himalayan Swiftlet
African Palm 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 Palm Swift
Slender and long-tailed; uniformly pale greyish-brown overall; underparts paler grey-buff; long deeply forked tail; pale uniform appearance with no contrasting markings; widespread African palm-nesting swift with distinctive slender silhouette.
About These Birds
Himalayan Swiftlet
El vencejo himalayo es una especie de distribución amplia de los bosques montanos de Asia. Produce ultrasonidos para orientarse dentro de sus lugares de nidificación en cuevas. Familia Apodidae.
African Palm Swift
A slender swift (15-17 cm) with long, narrow wings and a deeply forked tail. Dark brown plumage. Found across sub-Saharan Africa in savanna and open woodland, closely associated with palm trees. Aerial insectivore. One of Africa's most abundant swift species.