Dulit Frogmouth vs Tawny Frogmouth
Batrachostomus harterti 비교 대상 Podargus strigoides
Side-by-Side Comparison
| 속성 | Dulit Frogmouth | Tawny Frogmouth |
|---|---|---|
| 학명 | Batrachostomus harterti | Podargus strigoides |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Podargidae | Podargidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 48.4 cm (19.1 in) | 45.8 cm (18.0 in) |
| 체중 | 206.0 g (7.27 oz) | 430.0 g (15.17 oz) |
| 식성 | Nocturnal carnivore feeding on large beetles, worms, and small lizards; also takes moths in low … | Nocturnal ground-gleaning insectivore; drops from a perch onto large insects, frogs, and small lizards below. |
| 산란 수 | -- | 1-5 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Dulit Frogmouth
Soft hooting whistle; mellow repeated 'hoo-hoo'; calls from Bornean montane forest; similar to Large Frogmouth but higher-pitched; rarely recorded; call easily missed
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
Dulit Frogmouth
Endemic to the highlands of Borneo at 900–2,500 m. Found in montane forest on Gunung Dulit and other ranges in Sarawak and Sabah. Rare.
Tawny Frogmouth
Found throughout Australia including Tasmania. Resident in woodland, forest edge, and suburban areas. Widespread and common across the continent.
보전 상태
Dulit Frogmouth
Tawny Frogmouth
How to Tell Them Apart
Dulit Frogmouth
Males dark grey with black vermiculations and white-spotted scapulars; females deep rufous-chestnut with white-spotted coverts; Borneo montane endemic; strongly dimorphic with male grey and female rufous patterns contrasting sharply.
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
Dulit Frogmouth
북부 보르네오 산지 숲에 고유한 중간 크기의 개구리입(25~27cm)입니다. 어두운 갈색 깃털. 야행성 곤충식성. 매우 희귀하고 잘 알려지지 않은 개구리입 중 하나로, 매우 소수의 표본에서만 알려져 있습니다. 생태와 행동에 대한 제한된 정보.
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.