Sunda Frogmouth vs Papuan Frogmouth
Batrachostomus cornutus 比較対象 Podargus papuensis
Side-by-Side Comparison
| 属性 | Sunda Frogmouth | Papuan Frogmouth |
|---|---|---|
| 学名 | Batrachostomus cornutus | Podargus papuensis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Podargidae | Podargidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 26.7 cm (10.5 in) | 57.9 cm (22.8 in) |
| 体重 | 46.3 g (1.63 oz) | 389.1666666666667 g (13.73 oz) |
| 食性 | Nocturnal forager on large insects and small lizards; sallies from perches to ground in dense … | Night hunter feeding primarily on large invertebrates and occasionally small lizards by perch-and-pounce technique. |
| 一腹卵数 | 1 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sunda Frogmouth
Soft 'koo-koo' or melodic hooting; moderate pitch; calls from Sundaic lowland forest at night; pairs duet with answering calls; alarm a sharp hiss; ventriloquial quality
Papuan Frogmouth
Deep, booming 'oom-oom'; resonant hollow hoots from New Guinea rainforest; very large bird produces powerful low-frequency calls; alarm a loud hiss; calls at night
Geographic Range & Migration
Sunda Frogmouth
Found on Borneo, Sumatra, and adjacent small islands in lowland and hill rainforest below 1,000 m. Uncommon primary forest resident.
Papuan Frogmouth
Found across New Guinea and adjacent islands. Resident in lowland and hill forest, forest edge, and secondary growth up to 1,500 m.
保全状況
Sunda Frogmouth
Papuan Frogmouth
How to Tell Them Apart
Sunda Frogmouth
Males brown-grey finely stippled with black and bearing white scapular spots; small white feather tufts above eye form horn-like projections; females rufous-chestnut with white spots; Sundaic species uniquely decorated with …
Papuan Frogmouth
Large; grey-brown upperparts finely vermiculated with black and buff; underparts pale grey-buff finely streaked and barred; prominent yellow eyes; females often more rufous-brown; largest frogmouth species in the Papuan region.
About These Birds
Sunda Frogmouth
ボルネオ・スマトラ・ジャワの低地熱帯雨林に生息する中型のガマグチヨタカ（23〜28cm）。小さな耳房飾りを持つ暗褐色の羽毛。林内の夜行性昆虫食者。目の上の角のような羽房飾りで他のアジアのガマグチヨタカと識別できる。
Papuan Frogmouth
The largest frogmouth (50-60 cm) found in New Guinea and surrounding islands. Rufous-brown plumage with white spots and vermiculations. Massive bill and large red or yellow eyes. Nocturnal insectivore of lowland and hill forests, feeding on large insects and small vertebrates.