Hodgson's Frogmouth vs Marbled Frogmouth
Batrachostomus hodgsoni 比較対象 Podargus ocellatus
Side-by-Side Comparison
| 属性 | Hodgson's Frogmouth | Marbled Frogmouth |
|---|---|---|
| 学名 | Batrachostomus hodgsoni | Podargus ocellatus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Podargidae | Podargidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 26.6 cm (10.5 in) | 35.2 cm (13.9 in) |
| 体重 | 51.0 g (1.80 oz) | 205.83333333333334 g (7.26 oz) |
| 食性 | Nocturnal insectivore and occasional small-vertebrate predator; hunts by still-perch and drop technique onto large prey. | Strictly nocturnal; takes large beetles, frogs, and lizards by silent perch-drop onto the forest floor. |
| 一腹卵数 | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Hodgson's Frogmouth
Soft, whistled 'whoo-whoo'; gentle mellow hoot from Himalayan forest; calls at dusk and night; pairs duet with slightly different pitch; alarm a prolonged hiss
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
Hodgson's Frogmouth
Found from northeastern India through Myanmar, Thailand, and Indochina. Resident in foothill and hill forest at 300–2,000 m elevation.
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
Hodgson's Frogmouth
Marbled Frogmouth
How to Tell Them Apart
Hodgson's Frogmouth
Males grey-brown with dense dark vermiculations and bold white scapular spots; females rufous-chestnut with white-spotted wing coverts; relatively large Batrachostomus; ranges across Himalayan foothills and mainland Southeast Asia.
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
Hodgson's Frogmouth
東ヒマラヤとインドシナの山麓と山地林に生息する中型のガマグチヨタカ（24〜27cm）。大胆な白い斑点模様を持つ褐色の羽毛。密な林下生えの夜行性昆虫食者。標高300〜2,000mに生息する。
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.