Sri Lanka Frogmouth vs Marbled Frogmouth
Batrachostomus moniliger 比較対象 Podargus ocellatus
Side-by-Side Comparison
| 属性 | Sri Lanka Frogmouth | Marbled Frogmouth |
|---|---|---|
| 学名 | Batrachostomus moniliger | Podargus ocellatus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Podargidae | Podargidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 23.2 cm (9.1 in) | 35.2 cm (13.9 in) |
| 体重 | 52.75 g (1.86 oz) | 205.83333333333334 g (7.26 oz) |
| 食性 | Crepuscular and nocturnal ground-gleaner eating large arthropods, worms, and occasional small frogs near forest streams. | 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
Sri Lanka Frogmouth
Repeated mellow 'oo-or' or 'kaow'; descending melodic whistle; calls at night from Sri Lankan rainforest; pairs often duet; alarm a soft hiss when threatened
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
Sri Lanka Frogmouth
Endemic to Sri Lanka and the Western Ghats of southwestern India. Resident in tropical rainforest up to 1,800 m. Classified as Vulnerable.
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
Sri Lanka Frogmouth
Marbled Frogmouth
How to Tell Them Apart
Sri Lanka Frogmouth
Males brown-grey with black vermiculations and white scapular spots arranged in necklace pattern; females warm rufous with white spots; endemic to Sri Lanka and SW India; 'moniliger' refers to the …
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
Sri Lanka Frogmouth
西ガーツ山脈とスリランカ固有の小型のガマグチヨタカ（19〜23cm）。細かい白い斑点を持つ赤褐色の羽毛。密な湿潤林下生えの夜行性昆虫食者。夕暮れに発するカエルのような大きな特徴的な鳴き声が一般名の由来。
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.