White-chested Swift vs Madagascar Spinetail
Cypseloides lemosi compared with Zoonavena grandidieri
Side-by-Side Comparison
| Attribute | White-chested Swift | Madagascar Spinetail |
|---|---|---|
| Scientific Name | Cypseloides lemosi | Zoonavena grandidieri |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Apodidae | Apodidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 30.0 cm (11.8 in) | 24.9 cm (9.8 in) |
| Weight | 28.400000000000002 g (1.00 oz) | 9.25 g (0.33 oz) |
| Diet | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. | Obligate aerial forager on small insects and airborne spiders; among the fastest-flying of all swift … |
| Clutch Size | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-chested Swift
High, thin twittering; soft 'tsit' calls in flight; calls over Colombian waterfalls; very poorly known; thin, reedy contact notes; one of most rarely documented swifts
Madagascar Spinetail
Rapid, high-pitched chittering calls in flight; thin, insect-like trilling notes delivered in quick bursts above forest canopy.
Geographic Range & Migration
White-chested Swift
Known from Colombia and adjacent Ecuador. One of the world's rarest swifts; recorded at waterfalls in humid forest foothills at 500–1,200 m.
Madagascar Spinetail
Endemic to Madagascar. Resident in forest edge and open areas across the island. Nests in hollow palms and rock crevices.
Conservation Status
White-chested Swift
Madagascar Spinetail
How to Tell Them Apart
White-chested Swift
Black upperparts and wings; distinctive large white chest patch contrasting sharply with black throat and belly; white confined to central breast; Colombian endemic with unique bold bicoloured plumage unlike any …
Madagascar Spinetail
Tiny; dark brown-black upperparts; contrasting white rump patch; underparts pale whitish; short spiny tail; Malagasy endemic; white rump is the most diagnostic feature, recalling swiftlets but with characteristic spinetail tail …
About These Birds
White-chested Swift
A medium-sized swift (14-15 cm) endemic to the upper Cauca Valley of Colombia. Sooty-black plumage with a white breast patch. Aerial insectivore of subtropical forests. Classified as Endangered due to extremely restricted range and ongoing habitat loss.
Madagascar Spinetail
A medium-sized spinetail swift (12-13 cm) endemic to Madagascar. Dark plumage with a pale rump and short, spine-tipped tail. Aerial insectivore, foraging over forest and woodland. Nests in tree hollows. Found throughout Madagascar's remaining forested areas.