Gould's Frogmouth vs Papuan Frogmouth
Batrachostomus stellatus compared with Podargus papuensis
Side-by-Side Comparison
| Attribute | Gould's Frogmouth | Papuan Frogmouth |
|---|---|---|
| Scientific Name | Batrachostomus stellatus | Podargus papuensis |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Podargidae | Podargidae |
| Conservation Status | Near Threatened | Least Concern |
| Length | — | — |
| Wingspan | 23.7 cm (9.3 in) | 57.9 cm (22.8 in) |
| Weight | 52.05 g (1.84 oz) | 389.1666666666667 g (13.73 oz) |
| Diet | Strictly nocturnal forager; catches large beetles, cockroaches, and centipedes by dropping silently to the forest … | Night hunter feeding primarily on large invertebrates and occasionally small lizards by perch-and-pounce technique. |
| Clutch Size | 1 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Gould's Frogmouth
High, melodic 'kee-kee-kee' whistle; thin and reedy for frogmouth; calls from Bornean lowland forest; higher-pitched than other frogmouths; rarely observed or recorded
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
Gould's Frogmouth
Found in the Thai-Malay Peninsula, Sumatra, and Borneo in lowland dipterocarp and peat swamp forest below 600 m. Uncommon.
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.
Conservation Status
Gould's Frogmouth
Papuan Frogmouth
How to Tell Them Apart
Gould's Frogmouth
Males pale grey-brown finely marked with dark vermiculations and starring white scapular spots; females rich cinnamon-rufous with white spotting; small Sundaland frogmouth with disproportionately bold scapular spots for its size.
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
Gould's Frogmouth
A medium-sized frogmouth (21-25 cm) of lowland primary rainforest in the Malay Peninsula, Sumatra, and Borneo. Rich brown plumage spangled with white spots resembling stars. Nocturnal insectivore. Classified as Near Threatened due to ongoing lowland deforestation.
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.