Grey-rumped Treeswift vs Moustached Treeswift
Hemiprocne longipennis 비교 대상 Hemiprocne mystacea
Side-by-Side Comparison
| 속성 | Grey-rumped Treeswift | Moustached Treeswift |
|---|---|---|
| 학명 | Hemiprocne longipennis | Hemiprocne mystacea |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Hemiprocnidae | Hemiprocnidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.5 cm (13.2 in) | 43.3 cm (17.0 in) |
| 체중 | 35.9 g (1.27 oz) | 70.16666666666667 g (2.48 oz) |
| 식성 | Perch-sallying aerial hunter catching small flying insects, including flies and beetles, in swift low-altitude pursuits. | Sally-hunting aerial insectivore taking flies, beetles, and winged ants from an exposed tree perch; not … |
| 산란 수 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Grey-rumped Treeswift
High, screaming 'keeer-keeer'; shrill piercing calls from forest canopy; metallic quality; calls from prominent high perch in Southeast Asian forest; alarm a sharp scream
Moustached Treeswift
Loud, screaming 'kreee-kreee'; powerful shrill calls from New Guinea forest edge; largest treeswift; calls from exposed high perch; alarm a rapid piercing scream
Geographic Range & Migration
Grey-rumped Treeswift
Found from southern India through the Thai-Malay Peninsula to Sumatra, Java, and Borneo. Resident in open forest and forest edge.
Moustached Treeswift
Found from the Moluccas and New Guinea east through the Bismarcks and Solomons to Micronesia. Resident in forest edge and open areas.
보전 상태
Grey-rumped Treeswift
Moustached Treeswift
How to Tell Them Apart
Grey-rumped Treeswift
Males dark blue-grey upperparts with grey rump; chestnut ear coverts; white supercilium; underparts whitish with pale grey flanks; females lack chestnut ear patch; notably pale grey rump contrasts with darker …
Moustached Treeswift
Large treeswift; dark blackish-grey upperparts with greenish gloss; bold white supercilium and long white postocular stripe forming moustache; chestnut ear coverts in male; white underparts; deeply forked long tail; Australasian …
About These Birds
Grey-rumped Treeswift
회색나무칼새(Hemiprocne longipennis)는 말레이반도에서 인도네시아까지 동남아시아 저지대 삼림에 서식하는 20–23cm 중형 나무칼새다.
Moustached Treeswift
수염나무칼새(Hemiprocne mystacea)는 크고 뒤로 젖힌 볏과 수염 같은 흰 줄이 특징인 25–30cm 중형 나무칼새다. 뉴기니와 인접 섬에 서식한다.