Australian Swiftlet vs Pallid Swift
Aerodramus terraereginae 비교 대상 Apus pallidus
Side-by-Side Comparison
| 속성 | Australian Swiftlet | Pallid Swift |
|---|---|---|
| 학명 | Aerodramus terraereginae | Apus pallidus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 22.2 cm (8.7 in) | 33.4 cm (13.1 in) |
| 체중 | 11.2 g (0.40 oz) | 42.25 g (1.49 oz) |
| 식성 | Aerial insectivore catching tiny flying insects, midges, and airborne spiders in fast low-altitude flight near … | Aerial insectivore foraging continuously in flight, taking tiny flies, beetles, and ballooning spiders. |
| 산란 수 | 1 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Australian Swiftlet
Rapid, chattering 'tsit-tsit'; thin twittering over Queensland coast; audible echolocation clicks in cave roosts; flock produces overlapping calls; only Australian cave-nesting swiftlet
Pallid Swift
Melodic, rolling trill with rich timbre; sustained musical phrase with slight variations on repeated delivery at dusk.
Geographic Range & Migration
Australian Swiftlet
Found in northeastern Australia and New Guinea. Resident in lowland rainforest, forest edge, and open areas. Nests in caves and overhangs.
Pallid Swift
Breeds in the Mediterranean and North Africa east to Pakistan. Migratory; winters in sub-Saharan Africa from Senegal to Ethiopia.
보전 상태
Australian Swiftlet
Pallid Swift
How to Tell Them Apart
Australian Swiftlet
Small; dark grey-brown upperparts; pale grey-white rump band; underparts pale greyish; forked tail; Australian cave-nesting endemic using echolocation; closely resembles White-rumped Swiftlet but with narrower paler rump band.
Pallid Swift
Medium-large; pale brownish-grey overall, distinctly paler than Common Swift; larger pale throat patch; wing coverts show pale scaly edges; Mediterranean and Middle Eastern species; pale sandy-brown tone separates it from …
About These Birds
Australian Swiftlet
호주 북동부와 토레스 해협 섬들에 서식하는 작은 칼새류(11~12cm). 회갈색 깃털. 공중 식충성이다.
Pallid Swift
창백한 칼새는 지중해와 중동, 아시아 중부에서 번식하고 아프리카에서 월동합니다. 연한 갈색 깃털과 목의 연한 색이 특징이며, 절벽과 건물에서 번식합니다.