Vogelkop Owlet-nightjar vs Moluccan Owlet-nightjar
Aegotheles affinis 비교 대상 Aegotheles crinifrons
Side-by-Side Comparison
| 속성 | Vogelkop Owlet-nightjar | Moluccan Owlet-nightjar |
|---|---|---|
| 학명 | Aegotheles affinis | Aegotheles crinifrons |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Aegothelidae | Aegothelidae |
| 보전 상태 | Near Threatened | Least Concern |
| 체장 | — | — |
| 날개 폭 | 26.7 cm (10.5 in) | 32.9 cm (13.0 in) |
| 체중 | 52.3 g (1.84 oz) | 136.0 g (4.80 oz) |
| 식성 | Nocturnal insectivore feeding on beetles, moths, and ants; hunts with short aerial sallies and ground-gleaning. | Strictly nocturnal; takes beetles, moths, and flying termites in sallying flight from a perch near … |
| 산란 수 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Vogelkop Owlet-nightjar
Soft churring trill; quiet 'trrr' from Vogelkop Peninsula forest; calls at night; poorly documented; similar to Barred Owlet-nightjar but softer; alarm a chattered series
Moluccan Owlet-nightjar
Loud, resonant churring; deep 'churr-churr' for an owlet-nightjar; calls from Halmahera forest at night; larger size reflected in lower pitch; alarm a harsh bark
Geographic Range & Migration
Vogelkop Owlet-nightjar
Endemic to the Vogelkop Peninsula of western New Guinea. Found in lowland and hill forest. Range and habits poorly understood from few specimens.
Moluccan Owlet-nightjar
Endemic to the northern Moluccas of Indonesia. Resident in lowland and hill forest on Halmahera and adjacent islands.
보전 상태
Vogelkop Owlet-nightjar
Moluccan Owlet-nightjar
How to Tell Them Apart
Vogelkop Owlet-nightjar
Dark grey-brown upperparts with darker barring; underparts pale buff barred dark brown; facial disc with dark border; restricted to Vogelkop Peninsula, New Guinea; slightly darker and greyer than allied Mountain …
Moluccan Owlet-nightjar
Large; dark sooty-brown upperparts with grey-buff barring; underparts pale buff heavily barred dark brown; very dark facial markings; North Moluccan endemic and one of the largest owlet-nightjars with uniformly dark …
About These Birds
Vogelkop Owlet-nightjar
뉴기니 보겔콥 반도(조류 머리 반도)의 산악 삼림에 서식하는 중형 쏙독새류(22~24cm). 갈색 깃털에 가는 가로줄 무늬가 있다. 야행성이며 날아다니는 곤충을 잡아먹는다.
Moluccan Owlet-nightjar
인도네시아 말루쿠 제도에 고유하게 서식하는 중형 쏙독새류(25~29cm). 짙은 갈색 깃털과 이마에 강모가 발달해 있다. 야행성이며 날아다니는 곤충을 잡아먹는다.