Feline Owlet-nightjar vs New Caledonian Owlet-nightjar
Aegotheles insignis 比較対象 Aegotheles savesi
Side-by-Side Comparison
| 属性 | Feline Owlet-nightjar | New Caledonian Owlet-nightjar |
|---|---|---|
| 学名 | Aegotheles insignis | Aegotheles savesi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Aegothelidae | Aegothelidae |
| 保全状況 | Least Concern | Critically Endangered |
| 体長 | — | — |
| 翼開長 | 33.0 cm (13.0 in) | 32.6 cm (12.8 in) |
| 体重 | 76.53333333333333 g (2.70 oz) | 55.5 g (1.96 oz) |
| 食性 | Nocturnal insectivore catching beetles and moths in short sallying flights; also gleans invertebrates from tree … | Night hunter of beetles, large moths, and termites; combines aerial sallying with gleaning on tree … |
| 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
New Caledonian Owlet-nightjar
Extremely poorly known; presumed churring trill; critically endangered with fewer than 50 individuals; no confirmed recordings from New Caledonian forest
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.
New Caledonian Owlet-nightjar
Possibly extinct; known from one specimen from New Caledonia collected in 1880. Critically Endangered; may survive in dense humid forest.
保全状況
Feline Owlet-nightjar
New Caledonian 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 …
New Caledonian Owlet-nightjar
Dark brown upperparts with buff barring; underparts pale buff barred dark brown; facial disc with dark surround; large for genus; critically endangered New Caledonian endemic known from very few records …
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.
New Caledonian Owlet-nightjar
An extremely rare and possibly extinct owlet-nightjar (28 cm) endemic to New Caledonia. Known from a single specimen collected in 1880 and one probable sighting in 1998. Classified as Critically Endangered. Believed to inhabit humid montane forest. Ecology virtually unknown.