Sumatran Frogmouth vs Papuan Frogmouth
Batrachostomus poliolophus مقارنةً بـ Podargus papuensis
Side-by-Side Comparison
| السمة | Sumatran Frogmouth | Papuan Frogmouth |
|---|---|---|
| الاسم العلمي | Batrachostomus poliolophus | Podargus papuensis |
| الرتبة | Caprimulgiformes | Caprimulgiformes |
| الفصيلة | Podargidae | Podargidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 24,1 cm (9.5 in) | 57,9 cm (22.8 in) |
| الوزن | 46,3 g (1.63 oz) | 389,1666666666667 g (13.73 oz) |
| النظام الغذائي | Night hunter detecting prey by sound; takes large beetles, frogs, and lizards in swift pouncing … | Night hunter feeding primarily on large invertebrates and occasionally small lizards by perch-and-pounce technique. |
| عدد البيض في الوضع | 1 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sumatran Frogmouth
High melodic whistle; 'kee-wii' repeated softly at night; Sumatran highland forest endemic; rarely recorded; higher-pitched than lowland frogmouths; pairs call together
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
Sumatran Frogmouth
Endemic to the highlands of Sumatra at 800–2,000 m. Found in submontane and montane rainforest. Rare and seldom recorded.
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.
حالة الحفاظ
Sumatran Frogmouth
Papuan Frogmouth
How to Tell Them Apart
Sumatran Frogmouth
Males grey with fine black stippling and white scapular row; pale grey crown slightly paler than back; females rufous-cinnamon with white-spotted coverts; Sumatran endemic with noticeably pale grey crown distinguishing …
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
Sumatran Frogmouth
A medium-sized frogmouth (23-26 cm) endemic to montane forests of Sumatra, Indonesia, above 900 m elevation. Rufous-brown plumage with fine whitish markings. Nocturnal insectivore of dense undergrowth. Poorly known; classified as Near Threatened due to forest loss.
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.