Great Dusky Swift vs Purple Needletail
Cypseloides senex 비교 대상 Hirundapus celebensis
Side-by-Side Comparison
| 속성 | Great Dusky Swift | Purple Needletail |
|---|---|---|
| 학명 | Cypseloides senex | Hirundapus celebensis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.8 cm (13.3 in) | 42.7 cm (16.8 in) |
| 체중 | 83.0 g (2.93 oz) | 186.5 g (6.58 oz) |
| 식성 | Feeds on aerial plankton of tiny insects and spiders; entire diet captured during non-stop aerial … | Catches aerial plankton of small insects and spiders in fast sweeping flight; roosts in rock … |
| 산란 수 | 1-2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Great Dusky Swift
Loud, churring trill; harsher and louder than other Cypseloides; calls over Iguacu Falls and major Neotropical waterfalls; buzzy 'bzzzt-bzzzt' in aerial groups
Purple Needletail
Thin, penetrating screech with piercing quality; rapid trilling notes cascading steeply, cutting through jungle noise effectively.
Geographic Range & Migration
Great Dusky Swift
Found in eastern South America from Venezuela and the Guianas south to Bolivia and Paraguay. Resident near rocky cliffs and waterfalls.
Purple Needletail
Found on Sulawesi, the Philippines, and adjacent islands in Wallacea. Resident in lowland and hill forest, foraging over forest and open areas.
보전 상태
Great Dusky Swift
Purple Needletail
How to Tell Them Apart
Great Dusky Swift
Very large; entirely dark sooty-brown with pale grey forehead and chin scaling; slightly paler underparts; broad wings; largest Cypseloides swift; South American waterfall specialist with dusky uniform plumage and imposing …
Purple Needletail
Very large; dark black-brown upperparts with intense purple gloss on back and wing coverts; white throat patch; white undertail coverts; short spiny tail; Sulawesi endemic and the heaviest needletail; stunning …
About These Birds
Great Dusky Swift
18–20 cm의 대형 칼새로 브라질 동남부·파라과이 동부·아르헨티나 북동부에 서식. 어두운 그을린 갈색 깃털. 삼림 협곡과 폭포 위를 날며 먹이를 구하는 공중 곤충식성. 폭포 뒤에 대규모 집단으로 둥지를 튼다. Cypseloides 속의 가장 큰 종.
Purple Needletail
술라웨시침꼬리칼새(Hirundapus celebensis)는 필리핀과 술라웨시 고유종인 19–20cm 대형 침꼬리 칼새다. 보라색 광택의 짙은 깃털을 지닌다.