Philippine Frogmouth vs Marbled Frogmouth

Batrachostomus septimus 比較対象 Podargus ocellatus

Side-by-Side Comparison

属性 Philippine Frogmouth Marbled Frogmouth
学名 Batrachostomus septimus Podargus ocellatus
Caprimulgiformes Caprimulgiformes
Podargidae Podargidae
保全状況 Least Concern Least Concern
体長
翼開長 31.3 cm (12.3 in) 35.2 cm (13.9 in)
体重 84.7 g (2.99 oz) 205.83333333333334 g (7.26 oz)
食性 Night-active predator pouncing from low perches onto large invertebrates including beetles, scorpions, and centipedes. 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

共通生息地

Philippine Frogmouth only

None

Marbled Frogmouth only

None

Song & Call Comparison

Philippine Frogmouth

さえずり

Repeated melodic 'kwee-kwee'; descending whistled phrase; calls from Philippine forest at night; medium-pitched; alarm a soft hiss; calls from low perch in dense undergrowth

Marbled Frogmouth

さえずり

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

Philippine Frogmouth

Endemic to the Philippines, found on Luzon, Palawan, Mindanao, and adjacent islands. Resident in lowland and hill forest up to 1,500 m.

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

Least Concern

Philippine Frogmouth

Least Concern

Marbled Frogmouth

How to Tell Them Apart

Philippine Frogmouth

羽毛

Males greyish-brown with fine black freckling and white-spotted scapulars; females rufous-chestnut with buff-white spotting; underparts barred buff and brown; Philippine endemic exhibiting typical Batrachostomus sexual dichromatism.

Marbled Frogmouth

羽毛

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

Philippine Frogmouth

フィリピン全土の低地と山地林に生息する中型のガマグチヨタカ(24〜27cm)。細かい白い斑点を持つ赤褐色の羽毛。夜行性の昆虫食者。性的二型が見られ、赤褐色型と褐色型がある。海面から標高2,000mまで生息する。

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.

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