Short-tailed Swift vs African Palm Swift
Chaetura brachyura comparado con Cypsiurus parvus
Side-by-Side Comparison
| Atributo | Short-tailed Swift | African Palm Swift |
|---|---|---|
| Nombre científico | Chaetura brachyura | Cypsiurus parvus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Apodidae | Apodidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 23,7 cm (9.3 in) | 27,2 cm (10.7 in) |
| Peso | 18,625 g (0.66 oz) | 14,38 g (0.51 oz) |
| Dieta | Feeds exclusively on aerial plankton — tiny flies, aphids, and spiders — captured in continuous … | Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. |
| Tamaño de la puesta | 2-7 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Short-tailed Swift only
Ninguno
African Palm Swift only
Song & Call Comparison
Short-tailed Swift
Harsh, screaming chatter with emphatic delivery; loud coarse notes erupting suddenly during competitive aerial encounters.
African Palm Swift
Deep, hollow churring trill with resonant bass quality; prolonged vibrating call audible at significant range in open woodland.
Geographic Range & Migration
Short-tailed Swift
Found across South America east of the Andes, from Trinidad and the Guianas south to Bolivia and the Río de la Plata. Lowland forest.
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
Short-tailed Swift
African Palm Swift
How to Tell Them Apart
Short-tailed Swift
Small; dark sooty-brown upperparts; very pale whitish rump and tail contrasting sharply with dark body; underparts pale greyish; extremely short tail giving distinctive blunt-ended flight silhouette; widespread Trinidad to Argentina.
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
Short-tailed Swift
Vencejo de cola corta (Chaetura brachyura), 10–11 cm. Plumaje negro uniforme con rabadilla y cola grises pálidas. Cola extremadamente corta. Ampliamente distribuido en América tropical. Vuela velozmente capturando insectos. Nidifica en palmeras y árboles huecos. Emite gorjeos agudos en vuelo.
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.