Marbled Frogmouth vs Tawny Frogmouth
Podargus ocellatus 比較対象 Podargus strigoides
Side-by-Side Comparison
| 属性 | Marbled Frogmouth | Tawny Frogmouth |
|---|---|---|
| 学名 | Podargus ocellatus | Podargus strigoides |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Podargidae | Podargidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 35.2 cm (13.9 in) | 45.8 cm (18.0 in) |
| 体重 | 205.83333333333334 g (7.26 oz) | 430.0 g (15.17 oz) |
| 食性 | Strictly nocturnal; takes large beetles, frogs, and lizards by silent perch-drop onto the forest floor. | Nocturnal ground-gleaning insectivore; drops from a perch onto large insects, frogs, and small lizards below. |
| 一腹卵数 | 1-2 | 1-5 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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
Tawny Frogmouth
Resonant, repeated 'oom-oom-oom'; low booming hoot; soft and melodious for such a large bird; calls at night from Australian eucalypt forest; alarm a harsh 'grr'
Geographic Range & Migration
Marbled Frogmouth
Found in New Guinea and Australia (Cape York Peninsula). Resident in tropical rainforest, vine thickets, and dense monsoon forest.
Tawny Frogmouth
Found throughout Australia including Tasmania. Resident in woodland, forest edge, and suburban areas. Widespread and common across the continent.
保全状況
Marbled Frogmouth
Tawny Frogmouth
How to Tell Them Apart
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.
Tawny Frogmouth
Cryptic silver-grey upperparts with black shaft streaks; underparts paler grey with dark streaking; females often more rufous-tawny morph; vivid yellow eyes; heavy hooked bill; famous for bark-mimicking upright posture when …
About These Birds
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.
Tawny Frogmouth
A large, stocky frogmouth (34-53 cm) endemic to Australia, widespread across the continent. Silvery-grey mottled plumage provides superb camouflage against tree bark. Nocturnal insectivore pouncing on prey from perches. Australia's most commonly encountered nocturnal bird.