Vogelkop Owlet-nightjar vs Feline Owlet-nightjar
Aegotheles affinis เปรียบเทียบกับ Aegotheles insignis
Side-by-Side Comparison
| คุณสมบัติ | Vogelkop Owlet-nightjar | Feline Owlet-nightjar |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Aegotheles affinis | Aegotheles insignis |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Aegothelidae | Aegothelidae |
| สถานะการอนุรักษ์ | Near Threatened | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 26.7 cm (10.5 in) | 33.0 cm (13.0 in) |
| น้ำหนัก | 52.3 g (1.84 oz) | 76.53333333333333 g (2.70 oz) |
| อาหาร | Nocturnal insectivore feeding on beetles, moths, and ants; hunts with short aerial sallies and ground-gleaning. | Nocturnal insectivore catching beetles and moths in short sallying flights; also gleans invertebrates from tree … |
| จำนวนไข่ | -- | -- |
| Population Trend | — | — |
Habitat Comparison
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Vogelkop Owlet-nightjar only
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Feline Owlet-nightjar only
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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
Feline Owlet-nightjar
Cat-like mewing 'meeow' calls; high, eerie shrieks; cat-like quality unique among nightjars; calls from New Guinea highland forest at night; alarm a hissing screech
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.
Feline Owlet-nightjar
Found in New Guinea from sea level to 2,400 m. Resident in lowland rainforest, hill forest, and lower montane moss forest.
สถานะการอนุรักษ์
Vogelkop Owlet-nightjar
Feline 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 …
Feline Owlet-nightjar
Large; rufous-brown upperparts with dark brown barring; underparts pale buff with dark brown barring throughout; facial disc bordered dark; two colour morphs—rufous and grey-brown; largest owlet-nightjar with somewhat cat-like facial …
About These Birds
Vogelkop Owlet-nightjar
A medium-sized owlet-nightjar (22-24 cm) found in montane forests of the Vogelkop Peninsula (Bird's Head) of western New Guinea. Dark brown barred plumage. Nocturnal insectivore. Recently recognized as a distinct species, separated from Barred Owlet-nightjar. Limited ecological data.
Feline Owlet-nightjar
A large owlet-nightjar (28-30 cm), the biggest in its family. Found in montane forests of New Guinea at 1,500-3,800 m elevation. Dark barred plumage with a cat-like facial disc. Nocturnal insectivore. Its vernacular name refers to its feline facial appearance.