Sunda Frogmouth vs Dulit Frogmouth
Batrachostomus cornutus 비교 대상 Batrachostomus harterti
Side-by-Side Comparison
| 속성 | Sunda Frogmouth | Dulit Frogmouth |
|---|---|---|
| 학명 | Batrachostomus cornutus | Batrachostomus harterti |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Podargidae | Podargidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 26.7 cm (10.5 in) | 48.4 cm (19.1 in) |
| 체중 | 46.3 g (1.63 oz) | 206.0 g (7.27 oz) |
| 식성 | Nocturnal forager on large insects and small lizards; sallies from perches to ground in dense … | Nocturnal carnivore feeding on large beetles, worms, and small lizards; also takes moths in low … |
| 산란 수 | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sunda Frogmouth
Soft 'koo-koo' or melodic hooting; moderate pitch; calls from Sundaic lowland forest at night; pairs duet with answering calls; alarm a sharp hiss; ventriloquial quality
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
Geographic Range & Migration
Sunda Frogmouth
Found on Borneo, Sumatra, and adjacent small islands in lowland and hill rainforest below 1,000 m. Uncommon primary forest resident.
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.
보전 상태
Sunda Frogmouth
Dulit Frogmouth
How to Tell Them Apart
Sunda Frogmouth
Males brown-grey finely stippled with black and bearing white scapular spots; small white feather tufts above eye form horn-like projections; females rufous-chestnut with white spots; Sundaic species uniquely decorated with …
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.
About These Birds
Sunda Frogmouth
보르네오, 수마트라, 자바의 저지대 열대우림에서 발견되는 중간 크기의 개구리입(23~28cm)입니다. 작은 귀 뭉치가 있는 어두운 갈색 깃털. 숲 내부의 야행성 곤충식성. 눈 위의 뿔 같은 깃털 뭉치로 다른 아시아 개구리입과 구별됩니다.
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.