Pale-rumped Swift vs African Palm Swift
Chaetura egregia comparado con Cypsiurus parvus
Side-by-Side Comparison
| Atributo | Pale-rumped Swift | African Palm Swift |
|---|---|---|
| Nombre científico | Chaetura egregia | Cypsiurus parvus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Apodidae | Apodidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 23,4 cm (9.2 in) | 27,2 cm (10.7 in) |
| Peso | 23,68 g (0.84 oz) | 14,38 g (0.51 oz) |
| Dieta | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. | Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. |
| Tamaño de la puesta | -- | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Pale-rumped Swift only
Ninguno
African Palm Swift only
Song & Call Comparison
Pale-rumped Swift
Breathy, rippling chatter with airy quality; light twittering notes loosely strung together in relaxed arrhythmic sequences.
African Palm Swift
Deep, hollow churring trill with resonant bass quality; prolonged vibrating call audible at significant range in open woodland.
Geographic Range & Migration
Pale-rumped Swift
Found in the western Amazon basin from eastern Peru and Bolivia east to central Brazil. Resident in lowland tropical forest near rivers.
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
Pale-rumped Swift
African Palm Swift
How to Tell Them Apart
Pale-rumped Swift
Small; dark sooty-brown upperparts; distinctively very pale whitish rump strongly contrasting with dark back; underparts dark grey-brown; short spiny tail; Amazonian species with one of the most striking white rumps …
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
Pale-rumped Swift
Vencejo pálido (Chaetura egregia), 11–12 cm. Plumaje gris pardo; rabadilla y vientre notablemente pálidos. Cola corta. Habita en bosques de tierras bajas de la cuenca amazónica (Perú, Brasil). Vuela en grupos. Especie poco conocida, posiblemente subespecífica de otros vencejos afines.
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.