Sri Lanka Frogmouth vs Tawny Frogmouth
Batrachostomus moniliger so với Podargus strigoides
Side-by-Side Comparison
| Thuộc Tính | Sri Lanka Frogmouth | Tawny Frogmouth |
|---|---|---|
| Tên Khoa Học | Batrachostomus moniliger | Podargus strigoides |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Podargidae | Podargidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 23,2 cm (9.1 in) | 45,8 cm (18.0 in) |
| Khối Lượng | 52,75 g (1.86 oz) | 430,0 g (15.17 oz) |
| Chế Độ Ăn | Crepuscular and nocturnal ground-gleaner eating large arthropods, worms, and occasional small frogs near forest streams. | Nocturnal ground-gleaning insectivore; drops from a perch onto large insects, frogs, and small lizards below. |
| Số Trứng | 1 | 1-5 |
| 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
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
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.
Tawny Frogmouth
Found throughout Australia including Tasmania. Resident in woodland, forest edge, and suburban areas. Widespread and common across the continent.
Tình Trạng Bảo Tồn
Sri Lanka Frogmouth
Tawny 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 …
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
Sri Lanka Frogmouth
A small frogmouth (19-23 cm) endemic to the Western Ghats and Sri Lanka. Rufous-brown plumage with fine white spotting. Nocturnal insectivore of dense wet forest undergrowth. Known for its loud, distinctive frog-like croaking calls at dusk, inspiring its common name.
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.