Blyth's Frogmouth vs Philippine Frogmouth
Batrachostomus affinis compared with Batrachostomus septimus
Side-by-Side Comparison
| Attribute | Blyth's Frogmouth | Philippine Frogmouth |
|---|---|---|
| Scientific Name | Batrachostomus affinis | Batrachostomus septimus |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Podargidae | Podargidae |
| Conservation Status | Not Evaluated | Least Concern |
| Length | — | — |
| Wingspan | — | 31.3 cm (12.3 in) |
| Weight | 47.8 g (1.69 oz) | 84.7 g (2.99 oz) |
| Diet | Night-active insectivore feeding on large beetles, moths, and crickets; drops from low branches to capture … | Night-active predator pouncing from low perches onto large invertebrates including beetles, scorpions, and centipedes. |
| Clutch Size | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Blyth's Frogmouth
Soft, repeated hooting whistle; 'wooo' calls from lowland Indochina forest; gentle pitch; calls at night from dense undergrowth; closely related to Horsfield's Frogmouth
Philippine Frogmouth
Repeated melodic 'kwee-kwee'; descending whistled phrase; calls from Philippine forest at night; medium-pitched; alarm a soft hiss; calls from low perch in dense undergrowth
Geographic Range & Migration
Blyth's Frogmouth
Found in the Thai-Malay Peninsula, Sumatra, and Borneo in lowland forest and peat swamp forest. Closely related to Horsfield's Frogmouth.
Philippine Frogmouth
Endemic to the Philippines, found on Luzon, Palawan, Mindanao, and adjacent islands. Resident in lowland and hill forest up to 1,500 m.
Conservation Status
Blyth's Frogmouth
Philippine Frogmouth
How to Tell Them Apart
Blyth's Frogmouth
Males brown-grey with dark vermiculations and white scapular spots; females rufous-buff with spotted coverts; Sundaland frogmouth recently split from Horsfield's; differs in marginally warmer brown tone and distribution.
Philippine Frogmouth
Males greyish-brown with fine black freckling and white-spotted scapulars; females rufous-chestnut with buff-white spotting; underparts barred buff and brown; Philippine endemic exhibiting typical Batrachostomus sexual dichromatism.
About These Birds
Blyth's Frogmouth
A medium-sized frogmouth (23-25 cm) found in lowland forests from Myanmar through mainland Southeast Asia to Borneo. Brown plumage with pale collar. Nocturnal insectivore. Closely related to Horsfield's Frogmouth. Inhabits primary and secondary forest undergrowth.
Philippine Frogmouth
A medium-sized frogmouth (24-27 cm) found across the Philippines in lowland and montane forests. Rufous-brown plumage with fine white spots. Nocturnal insectivore. Sexually dimorphic, with rufous and brown morphs. Found from sea level to 2,000 m elevation.