Palawan frogmouth vs Dulit Frogmouth
Batrachostomus chaseni 비교 대상 Batrachostomus harterti
Side-by-Side Comparison
| 속성 | Palawan frogmouth | Dulit Frogmouth |
|---|---|---|
| 학명 | Batrachostomus chaseni | Batrachostomus harterti |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Podargidae | Podargidae |
| 보전 상태 | Not Evaluated | Least Concern |
| 체장 | — | — |
| 날개 폭 | — | 48.4 cm (19.1 in) |
| 체중 | 40.0 g (1.41 oz) | 206.0 g (7.27 oz) |
| 식성 | Crepuscular hunter of large beetles and other insects; uses wide gape to engulf prey flushed … | Nocturnal carnivore feeding on large beetles, worms, and small lizards; also takes moths in low … |
| 산란 수 | 1-2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Palawan frogmouth
High, thin melodic whistle; calls at night from Palawan island forest; poorly documented endemic; presumed similar to Philippine Frogmouth in vocal 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
Palawan frogmouth
Endemic to Palawan Island in the western Philippines. Resident in lowland and hill forest up to 1,200 m. Rare; restricted to Palawan.
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
Palawan frogmouth
Dulit Frogmouth
How to Tell Them Apart
Palawan frogmouth
Males greyish-brown with fine dark vermiculations and white scapular spotting; females rufous with white-spotted wing coverts; Palawan Island endemic; plumage closely resembles Philippine Frogmouth but restricted to single island.
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
Palawan frogmouth
필리핀 팔라완 섬에 고유한 중간 크기의 개구리입입니다. 어두운 붉은갈색 깃털. 저지대 원시림의 야행성 곤충식성. 가장 잘 알려지지 않은 개구리입 중 하나. 프레데릭 채슨의 이름을 따왔습니다. 생태에 대한 제한된 데이터를 가지고 있습니다.
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.