Dulit Frogmouth vs Sri Lanka Frogmouth
Batrachostomus harterti compared with Batrachostomus moniliger
Side-by-Side Comparison
| Attribute | Dulit Frogmouth | Sri Lanka Frogmouth |
|---|---|---|
| Scientific Name | Batrachostomus harterti | Batrachostomus moniliger |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Podargidae | Podargidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 48.4 cm (19.1 in) | 23.2 cm (9.1 in) |
| Weight | 206.0 g (7.27 oz) | 52.75 g (1.86 oz) |
| Diet | Nocturnal carnivore feeding on large beetles, worms, and small lizards; also takes moths in low … | Crepuscular and nocturnal ground-gleaner eating large arthropods, worms, and occasional small frogs near forest streams. |
| Clutch Size | -- | 1 |
| 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
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
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.
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.
Conservation Status
Dulit Frogmouth
Sri Lanka 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.
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 …
About These Birds
Dulit Frogmouth
A medium-sized frogmouth (25-27 cm) endemic to montane forests of northern Borneo. Dark brown plumage. Nocturnal insectivore. One of the rarest and least known frogmouths, known from very few specimens. Limited information on ecology and behavior.
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.