Philippine Glossy Swiftlet vs African Palm Swift
Collocalia marginata 对比 Cypsiurus parvus
Side-by-Side Comparison
| 属性 | Philippine Glossy Swiftlet | African Palm Swift |
|---|---|---|
| 学名 | Collocalia marginata | Cypsiurus parvus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保护状况 | Not Evaluated | Least Concern |
| 体长 | — | — |
| 翼展 | — | 27.2 cm (10.7 in) |
| 体重 | 7.2 g (0.25 oz) | 14.38 g (0.51 oz) |
| 食性 | Tiny aerial insectivore taking small flying insects and spiders; congregates where insects emerge over water. | Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. |
| 产卵数 | -- | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Philippine Glossy Swiftlet
Very high thin twittering; 'tsit-tsit' in flight; echolocation clicks in cave roosts; extremely small; call barely audible to human ear; rapid chittering over Philippine forest
African Palm Swift
Deep, hollow churring trill with resonant bass quality; prolonged vibrating call audible at significant range in open woodland.
Geographic Range & Migration
Philippine Glossy Swiftlet
Endemic to the Philippines, found on most major islands. Resident in lowland and hill forest and open areas up to 1,500 m elevation.
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.
保护状况
Philippine Glossy Swiftlet
African Palm Swift
How to Tell Them Apart
Philippine Glossy Swiftlet
Tiny; glossy greenish-black upperparts; white-buff rump patch; dark sooty underparts; deeply forked tail; endemic to Philippine islands; the blue-green iridescence on the back is more pronounced than in drabber Collocalia …
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
Philippine Glossy Swiftlet
菲律宾光背雨燕(Collocalia marginata)是一种体长9-10厘米的小型金丝燕，为菲律宾特有种。深色有光泽羽毛，翅羽具浅色边缘。空中捕食昆虫，在悬崖和建筑物上筑巢。
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.