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

공유 서식지

🌲 Forest

Palawan frogmouth only

없음

Dulit Frogmouth only

없음

Song & Call Comparison

Palawan frogmouth

노래

High, thin melodic whistle; calls at night from Palawan island forest; poorly documented endemic; presumed similar to Philippine Frogmouth in vocal quality

Dulit Frogmouth

노래

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

Not Evaluated

Palawan frogmouth

Least Concern

Dulit Frogmouth

How to Tell Them Apart

Palawan frogmouth

깃털

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

깃털

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.