Whiskered Treeswift vs Crested Treeswift
Hemiprocne comata 비교 대상 Hemiprocne coronata
Side-by-Side Comparison
| 속성 | Whiskered Treeswift | Crested Treeswift |
|---|---|---|
| 학명 | Hemiprocne comata | Hemiprocne coronata |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Hemiprocnidae | Hemiprocnidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 25.8 cm (10.2 in) | 30.4 cm (12.0 in) |
| 체중 | 21.05 g (0.74 oz) | 27.400000000000002 g (0.97 oz) |
| 식성 | Aerial insectivore launching from a treetop perch to hawk flies, beetles, and small flying insects; … | Aerial insectivore making sallying flights from an exposed perch to capture flying insects; returns to … |
| 산란 수 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Whiskered Treeswift
Sharp, high-pitched 'kik-kik'; thin metallic calls; smaller size produces higher, thinner calls than other treeswifts; calls from Borneo canopy; rapid repetition when alarmed
Crested Treeswift
Loud, shrill 'kik-kik-ki-ki'; sharp metallic screech; calls from high perch in South Asian forest; alarm a rapid screeching series; contact a thin high-pitched whistle
Geographic Range & Migration
Whiskered Treeswift
Found from the Thai-Malay Peninsula south through Sumatra, Borneo, and the Philippines. Resident in lowland and hill forest up to 1,000 m.
Crested Treeswift
Found across the Indian subcontinent and Southeast Asia from India east to Indochina. Resident in open deciduous forest and edge up to 1,500 m.
보전 상태
Whiskered Treeswift
Crested Treeswift
How to Tell Them Apart
Whiskered Treeswift
Tiny treeswift; males glossy blue-black above; bold white supercilium and white postocular stripe resemble whiskers; chestnut ear patch; underparts white; females similar minus chestnut; smallest treeswift with striking facial contrast.
Crested Treeswift
Males grey above with blue-grey gloss; long erectile blue-grey crest; chestnut ear patch; white supercilium; underparts white with grey flanks; females similar but lack chestnut ear patch; elegant arboreal treeswift.
About These Birds
Whiskered Treeswift
수염나무칼새(Hemiprocne comata)는 흰 안면 수염과 깊이 포크된 꼬리를 지닌 15–16cm 소형 나무칼새다. 짙은 깃털에 남아시아와 동남아시아 삼림에 서식한다.
Crested Treeswift
볏나무칼새(Hemiprocne coronata)는 넓게 펼친 볏과 길고 깊이 포크된 꼬리를 지닌 21–23cm 중형 나무칼새다. 인도·스리랑카에서 인도차이나까지 삼림과 삼림 가장자리에 서식한다.