Gould's Frogmouth vs Marbled Frogmouth
Batrachostomus stellatus 比較対象 Podargus ocellatus
Side-by-Side Comparison
| 属性 | Gould's Frogmouth | Marbled Frogmouth |
|---|---|---|
| 学名 | Batrachostomus stellatus | Podargus ocellatus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Podargidae | Podargidae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | — |
| 翼開長 | 23.7 cm (9.3 in) | 35.2 cm (13.9 in) |
| 体重 | 52.05 g (1.84 oz) | 205.83333333333334 g (7.26 oz) |
| 食性 | Strictly nocturnal forager; catches large beetles, cockroaches, and centipedes by dropping silently to the forest … | Strictly nocturnal; takes large beetles, frogs, and lizards by silent perch-drop onto the forest floor. |
| 一腹卵数 | 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
Marbled Frogmouth
Loud 'oom-oom-oom' or bubbling cackle; resonant hollow hooting; calls from New Guinea forest at night; alarm a harsh hiss; repertoire includes soft cooing and chuckling
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.
Marbled Frogmouth
Found in New Guinea and Australia (Cape York Peninsula). Resident in tropical rainforest, vine thickets, and dense monsoon forest.
保全状況
Gould's Frogmouth
Marbled 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.
Marbled Frogmouth
Intricately marbled chestnut-brown and black upperparts with pale buff ocellations; underparts pale buff barred dark brown; large yellow eyes; massive hooked bill; female averages more rufous-chestnut than grey-brown male.
About These Birds
Gould's Frogmouth
マレー半島・スマトラ・ボルネオの低地原生熱帯雨林に生息する中型のガマグチヨタカ（21〜25cm）。星を思わせる白い斑点で飾られた豊かな褐色の羽毛。夜行性の昆虫食者。低地の継続的な森林破壊により準絶滅危惧に分類。
Marbled Frogmouth
A large frogmouth (38-50 cm) found in New Guinea and surrounding islands and northeast Australia. Mottled brown, black, and white plumage resembling tree bark. Nocturnal insectivore with a wide, hooked bill. Inhabits rainforest and forest edges.