Feline Owlet-nightjar vs Karimui Owlet-nightjar
Aegotheles insignis 比較対象 Aegotheles terborghi
Side-by-Side Comparison
| 属性 | Feline Owlet-nightjar | Karimui Owlet-nightjar |
|---|---|---|
| 学名 | Aegotheles insignis | Aegotheles terborghi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Aegothelidae | Aegothelidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 33.0 cm (13.0 in) | — |
| 体重 | 76.53333333333333 g (2.70 oz) | 60.0 g (2.12 oz) |
| 食性 | Nocturnal insectivore catching beetles and moths in short sallying flights; also gleans invertebrates from tree … | Night-active insect hunter taking beetles, moths, and termites in brief aerial pursuits and occasional ground … |
| 一腹卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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
Karimui Owlet-nightjar
Virtually undocumented vocalizations; known only from Papua New Guinea highlands; presumed churring call typical of genus; essentially no recordings exist
Geographic Range & Migration
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.
Karimui Owlet-nightjar
Endemic to the Karimui Basin of Papua New Guinea at 1,000–2,000 m. One of the rarest birds in New Guinea; known from very few specimens.
保全状況
Feline Owlet-nightjar
Karimui Owlet-nightjar
How to Tell Them Apart
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 …
Karimui Owlet-nightjar
Brown upperparts with dark barring and pale buff edging; underparts pale buff barred brown; facial disc marked with dark lines; recently described New Guinea species; plumage details incompletely documented from …
About These Birds
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.
Karimui Owlet-nightjar
A medium-sized owlet-nightjar found only in the Karimui Basin area of Papua New Guinea. Described from a small number of specimens. Dark plumage with fine barring. Nocturnal insectivore of montane forest. One of the least known of all owlet-nightjars.