Micronesian Scrubfowl vs Tongan Scrubfowl
Megapodius laperouse 比較対象 Megapodius pritchardii
Side-by-Side Comparison
| 属性 | Micronesian Scrubfowl | Tongan Scrubfowl |
|---|---|---|
| 学名 | Megapodius laperouse | Megapodius pritchardii |
| 目 | Galliformes | Galliformes |
| 科 | Megapodiidae | Megapodiidae |
| 保全状況 | Near Threatened | Vulnerable |
| 体長 | — | — |
| 翼開長 | 33.4 cm (13.1 in) | 35.4 cm (13.9 in) |
| 体重 | 337.1666666666667 g (11.89 oz) | 376.5 g (13.28 oz) |
| 食性 | Omnivorous; eats fallen fruits, seeds, invertebrates, and small animals in Micronesian island forests and beach … | Forages on Tongan islands for fallen fruits, seeds, invertebrates, and small animals in coastal forest … |
| 一腹卵数 | -- | 12-16 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Micronesian Scrubfowl
Produces a loud, raucous cackling call and guttural clucking notes. The wailing, repetitive cackle is the standard Megapodius call; echoes through Micronesian island forest at dusk.
Tongan Scrubfowl
Emits a loud, cackling wail and guttural territorial calls. Vocalizations poorly known; presumed to produce typical Megapodius scrubfowl cackling-wail calls on Tongan islands.
Geographic Range & Migration
Micronesian Scrubfowl
Endemic to Palau and the Mariana Islands in Micronesia. Found in lowland forest and scrub on volcanic and limestone islands.
Tongan Scrubfowl
Endemic to Niuafo'ou Island in Tonga. Found in tropical scrub and forest. Critically endangered, with a tiny population on one island.
保全状況
Micronesian Scrubfowl
Tongan Scrubfowl
How to Tell Them Apart
Micronesian Scrubfowl
Brownish-grey throughout, slightly darker on upperparts; bare facial skin pinkish-red; small pale yellowish-brown crest on forecrown. Underparts paler buff-grey; legs large and yellowish.
Tongan Scrubfowl
Dull brownish-grey overall, slightly paler on underparts; bare reddish facial skin around eye; small yellowish crest on crown. Tail short and rounded; no bold patterning.
About These Birds
Micronesian Scrubfowl
マリアナ諸島とパラオに生息するマリアナツカツクリ。体長30〜33cm。塚を作って産卵する習性を持つ。生息域が非常に狭く、外来種の捕食者と生息地の破壊により絶滅危惧状態。
Tongan Scrubfowl
トンガのニウアフォウ島固有のポリネシアツカツクリ。体長28〜32cm。活火山の熱を利用して卵を孵化させる珍しい習性を持つ。生息地が非常に限定的で絶滅危惧状態にある。