Vogelkop Owlet-nightjar vs Barred Owlet-nightjar
Aegotheles affinis 비교 대상 Aegotheles bennettii
Side-by-Side Comparison
| 속성 | Vogelkop Owlet-nightjar | Barred Owlet-nightjar |
|---|---|---|
| 학명 | Aegotheles affinis | Aegotheles bennettii |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Aegothelidae | Aegothelidae |
| 보전 상태 | Near Threatened | Least Concern |
| 체장 | — | — |
| 날개 폭 | 26.7 cm (10.5 in) | 24.6 cm (9.7 in) |
| 체중 | 52.3 g (1.84 oz) | 52.416666666666664 g (1.85 oz) |
| 식성 | Nocturnal insectivore feeding on beetles, moths, and ants; hunts with short aerial sallies and ground-gleaning. | Crepuscular and nocturnal aerial insectivore; catches beetles, moths, and flying ants in short sallying flights … |
| 산란 수 | -- | 2 |
| 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
Barred Owlet-nightjar
Churring 'churr-churr'; moderate-pitched trill from New Guinea lowland forest; calls at night from tree hollows; alarm a chattering series; repetitive territorial call
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.
Barred Owlet-nightjar
Found in New Guinea and adjacent islands in lowland and hill forest. Resident in diverse forest types from coast to 1,500 m elevation.
보전 상태
Vogelkop Owlet-nightjar
Barred 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 …
Barred Owlet-nightjar
Brown upperparts with distinct dark brown barring creating ladder-like pattern; underparts pale buff with extensive dark barring; bold facial disc markings; New Guinea species with the most conspicuously barred plumage …
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.
Barred Owlet-nightjar
뉴기니와 북부 오스트레일리아의 삼림 및 사바나 삼림지에 서식하는 중형 쏙독새류(23~26cm). 가는 가로줄 무늬의 갈색 깃털과 상대적으로 큰 눈이 특징이다. 야행성 곤충식성이다.