Philippine Spinetail vs Alpine Swift
Mearnsia picina 비교 대상 Tachymarptis melba
Side-by-Side Comparison
| 속성 | Philippine Spinetail | Alpine Swift |
|---|---|---|
| 학명 | Mearnsia picina | Tachymarptis melba |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Near Threatened | Least Concern |
| 체장 | — | — |
| 날개 폭 | 32.3 cm (12.7 in) | 43.9 cm (17.3 in) |
| 체중 | 11.5 g (0.41 oz) | 97.5 g (3.44 oz) |
| 식성 | Aerial diet of small flying insects and spiders; forages at speed over forest and open … | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … |
| 산란 수 | -- | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Philippine Spinetail
High-pitched, buzzy twittering; sharp 'tsit-tsit' in fast low-level flight over Philippine forest; calls rapidly in tight flocks; distinctive wing sound in fast aerial display
Alpine Swift
Rapid series of short, clipped whistles; bright, clean notes delivered in quick succession with occasional doubled phrase.
Geographic Range & Migration
Philippine Spinetail
Endemic to the Philippines, found on Mindanao and adjacent southern islands. Resident in lowland and hill forest and edge. Uncommon.
Alpine Swift
Breeds from southern Europe and North Africa east through Central Asia and the Himalayas to India. Migratory; winters in sub-Saharan Africa.
보전 상태
Philippine Spinetail
Alpine Swift
How to Tell Them Apart
Philippine Spinetail
Tiny but long-winged; dark blackish-brown overall; pale grey-white throat and chin; short spiny tail projections visible at close range; Philippine endemic; small size contrasts with proportionally very long scythe-like wings.
Alpine Swift
Large; dark brown upperparts; white throat patch separated from white belly by dark brown breast band; brown flanks; bold tricoloured underpart pattern; one of Europe's largest swifts with distinctive white …
About These Birds
Philippine Spinetail
소형 칼새로 체장 약 11cm이며, 검은색 몸통에 흰색 허리 반점이 있다. 필리핀 특정 섬 숲 상공에 서식하는 고유종이다. 공중에서 곤충을 잡아먹으며, 절벽이나 동굴 벽에 둥지를 튼다. 관심 필요 종이다.
Alpine Swift
A large swift (20-22 cm, wingspan 54-60 cm) with a white belly and throat contrasting with dark brown upperparts. Found from southern Europe and Africa to Central Asia. Aerial insectivore, foraging at great heights. Nests on cliff faces in large colonies. Powerful, fast flier.