Biak Scrubfowl vs Nicobar Scrubfowl
Megapodius geelvinkianus 비교 대상 Megapodius nicobariensis
Side-by-Side Comparison
| 속성 | Biak Scrubfowl | Nicobar Scrubfowl |
|---|---|---|
| 학명 | Megapodius geelvinkianus | Megapodius nicobariensis |
| 목 | Galliformes | Galliformes |
| 과 | Megapodiidae | Megapodiidae |
| 보전 상태 | Near Threatened | Vulnerable |
| 체장 | — | — |
| 날개 폭 | 42.5 cm (16.7 in) | 45.4 cm (17.9 in) |
| 체중 | 525.0 g (18.52 oz) | 843.25 g (29.74 oz) |
| 식성 | Forages in Biak Island lowland forests for fallen fruits, seeds, and invertebrates scratched from leaf … | Forages on the ground in Nicobar Island forests for fallen fruits, seeds, and invertebrates scratched … |
| 산란 수 | -- | 2-20 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Biak Scrubfowl
Produces a loud, wailing cackle and guttural clucks. Calls are consistent with other Pacific Megapodius scrubfowl; heard on Biak and Numfoor islands at dusk and dawn.
Nicobar Scrubfowl
Emits loud, wailing cackling calls and guttural territorial clucks. The raucous wailing is typical of the genus; calls carry through Nicobar island coastal forest at dawn and dusk.
Geographic Range & Migration
Biak Scrubfowl
Endemic to Biak Island and nearby islands in Cenderawasih Bay, West Papua. Found in lowland and coastal forest.
Nicobar Scrubfowl
Endemic to the Nicobar Islands in the Bay of Bengal, India. Found in lowland tropical forest and coastal vegetation.
보전 상태
Biak Scrubfowl
Nicobar Scrubfowl
How to Tell Them Apart
Biak Scrubfowl
Dull brownish with darker brown upperparts; bare reddish periorbital skin; small pale crest on forecrown; underparts grey-buff. Similar to Dusky Scrubfowl but restricted to Biak Island, with slightly paler flanks.
Nicobar Scrubfowl
Upper parts dark brownish-black; underparts grey-brown, paler on belly; bare reddish facial skin; short upright crest brownish. Legs large, greyish-yellow. One of the darker scrubfowl species.
About These Birds
Biak Scrubfowl
소형 머리매로 체장 약 31cm이며, 갈색 몸통에 회색 머리, 붉은 얼굴 피부를 갖는다. 인도네시아 뉴기니 북부 쉔크렌 만 섬들에 서식하는 고유종이다. 발효 무더기에 알을 낳아 부화시킨다. 취약한 상태이다.
Nicobar Scrubfowl
중간 크기의 머리매로 체장 약 43cm이며, 갈색 몸통에 회색 머리와 노란 다리를 갖는다. 인도 니코바르 제도의 숲에 서식하는 고유종이다. 발효 무더기에 알을 낳는다. 취약한 상태이다.