Barred Owlet-nightjar vs Moluccan Owlet-nightjar
Aegotheles bennettii 비교 대상 Aegotheles crinifrons
Side-by-Side Comparison
| 속성 | Barred Owlet-nightjar | Moluccan Owlet-nightjar |
|---|---|---|
| 학명 | Aegotheles bennettii | Aegotheles crinifrons |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Aegothelidae | Aegothelidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 24.6 cm (9.7 in) | 32.9 cm (13.0 in) |
| 체중 | 52.416666666666664 g (1.85 oz) | 136.0 g (4.80 oz) |
| 식성 | Crepuscular and nocturnal aerial insectivore; catches beetles, moths, and flying ants in short sallying flights … | Strictly nocturnal; takes beetles, moths, and flying termites in sallying flight from a perch near … |
| 산란 수 | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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
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
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.
Moluccan Owlet-nightjar
Endemic to the northern Moluccas of Indonesia. Resident in lowland and hill forest on Halmahera and adjacent islands.
보전 상태
Barred Owlet-nightjar
Moluccan Owlet-nightjar
How to Tell Them Apart
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 …
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
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.
Moluccan Owlet-nightjar
인도네시아 말루쿠 제도에 고유하게 서식하는 중형 쏙독새류(25~29cm). 짙은 갈색 깃털과 이마에 강모가 발달해 있다. 야행성이며 날아다니는 곤충을 잡아먹는다.