African Palm Swift vs Fork-tailed Palm Swift

Cypsiurus parvus verglichen mit Tachornis squamata

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Side-by-Side Comparison

Merkmal African Palm Swift Fork-tailed Palm Swift
Wissenschaftlicher Name Cypsiurus parvus Tachornis squamata
Ordnung Caprimulgiformes Caprimulgiformes
Familie Apodidae Apodidae
Erhaltungsstatus Least Concern Least Concern
Länge
Flügelspannweite 27,2 cm (10.7 in) 20,7 cm (8.1 in)
Gewicht 14,38 g (0.51 oz) 10,4 g (0.37 oz)
Ernährung Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. Obligate aerial insectivore; takes small flies, beetles, and aerial spiders in swooping fast-flight passes.
Gelegegröße 1-3 2-4
Population Trend
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Habitat Comparison

Gemeinsame Lebensräume

African Palm Swift only

Fork-tailed Palm Swift only

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Song & Call Comparison

African Palm Swift

Gesang

Deep, hollow churring trill with resonant bass quality; prolonged vibrating call audible at significant range in open woodland.

Fork-tailed Palm Swift

Gesang

Loud, penetrating scream cutting above all noise; strident series of shrill descending notes, powerful for the bird's size.

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Geographic Range & Migration

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.

Fork-tailed Palm Swift

Found in the Amazon basin from Venezuela and the Guianas south to Peru, Bolivia, and Brazil. Resident near Mauritia palm swamps.

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Erhaltungsstatus

Least Concern

African Palm Swift

Least Concern

Fork-tailed Palm Swift

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How to Tell Them Apart

African Palm Swift

Gefieder

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.

Fork-tailed Palm Swift

Gefieder

Tiny; dark brown-black upperparts; white rump patch; underparts whitish with dark flanks; deeply forked tail; Amazonian species closely resembling Antillean Palm Swift; nests in Mauritia palm fronds; white rump and …

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About These Birds

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.

Fork-tailed Palm Swift

A small swift (12-13 cm) found in open country and palm savannas from Central America to southern Brazil and Trinidad. Dark plumage. Long, deeply forked tail. Aerial insectivore, closely associated with various palm species, nesting inside hanging dead palm fronds.

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