Horsfield's Frogmouth vs Solomons Frogmouth
Batrachostomus javensis 比較対象 Rigidipenna inexpectata
Side-by-Side Comparison
| 属性 | Horsfield's Frogmouth | Solomons Frogmouth |
|---|---|---|
| 学名 | Batrachostomus javensis | Rigidipenna inexpectata |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Podargidae | Podargidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 22.2 cm (8.7 in) | 38.4 cm (15.1 in) |
| 体重 | 46.333333333333336 g (1.63 oz) | 188.0 g (6.63 oz) |
| 食性 | Feeds nocturnally on large beetles, millipedes, and worms; occasionally takes small lizards by ground-pouncing. | Night-active predator catching large invertebrates (beetles, worms, centipedes) and occasionally small frogs by pouncing from … |
| 一腹卵数 | 1-2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Horsfield's Frogmouth
Melodic 'choo-choo-choo' or plaintive whistle; repeated soft notes; calls from Javan and Philippine forest at night; pitch moderate; pairs often answer each other
Solomons Frogmouth
Hollow hooting call from Solomon Islands forest; resonant 'boop-boop' at night; endemic to Guadalcanal; vocalizations rarely documented; soft frog-like quality
Geographic Range & Migration
Horsfield's Frogmouth
Found from the Thai-Malay Peninsula through Sumatra, Java, and Borneo to the Philippines. Resident in lowland and hill forest below 1,000 m.
Solomons Frogmouth
Endemic to the Solomon Islands in the southwestern Pacific. Found in lowland rainforest on major islands including Bougainville and Guadalcanal.
保全状況
Horsfield's Frogmouth
Solomons Frogmouth
How to Tell Them Apart
Horsfield's Frogmouth
Males grey-brown with black freckling and white scapular spots; females warm tawny-rufous with bold white-spotted wing coverts; smallest of the Southeast Asian frogmouths; Javan endemic with finely patterned cryptic plumage.
Solomons Frogmouth
Dark rufous-brown upperparts with black streaks and pale buff mottling; underparts buff barred dark brown; stiff rectrices unique in frogmouths; Solomon Islands endemic distinguished by rigid tail feathers and rich …
About These Birds
Horsfield's Frogmouth
マレー半島・スマトラ・ジャワ・ボルネオの低地と山麓の林に生息する中型のガマグチヨタカ（21〜25cm）。赤褐色の胸帯を持つ暗褐色の羽毛。密な林下生えの夜行性昆虫食者。特徴的な口笛のような鳴き声で発見されることが多い。
Solomons Frogmouth
A medium-sized frogmouth (25-29 cm) endemic to the Solomon Islands. Dark brown plumage. Nocturnal insectivore of lowland rainforest. One of the least known birds in its family due to its remote island range. Limited ecological data available.