Grey Nightjar vs Heinrich's Nightjar
Caprimulgus jotaka 비교 대상 Eurostopodus diabolicus
Side-by-Side Comparison
| 속성 | Grey Nightjar | Heinrich's Nightjar |
|---|---|---|
| 학명 | Caprimulgus jotaka | Eurostopodus diabolicus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 40.7 cm (16.0 in) | 39.9 cm (15.7 in) |
| 체중 | 84.4 g (2.98 oz) | 104.0 g (3.67 oz) |
| 식성 | Hawks moths and large insects at dusk and night over East and SE Asian forest … | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. |
| 산란 수 | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Grey Nightjar
Persistent 'cawk-cawk-cawk'; hollow, frog-like notes repeated rapidly; calls from East Asian forests at night; higher-pitched variant churr also given; very persistent caller
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
Geographic Range & Migration
Grey Nightjar
Breeds in deciduous and mixed forest from far eastern Russia and northern China south to Korea and Japan; winters in southern and Southeast Asia.
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
보전 상태
Grey Nightjar
Heinrich's Nightjar
How to Tell Them Apart
Grey Nightjar
Grey-brown above with pale buff vermiculations; grey tones stronger than Jungle Nightjar; white throat patch; white outer wing spots; white outer tail in male; buff throat and tail spots in …
Heinrich's Nightjar
Rufous-brown and dark brown mottled with buff vermiculations; large pale buff throat patch; pale buff supercilium; no white wing markings; tail darkly barred brown and buff. Poorly known; Sulawesi endemic.
About These Birds
Grey Nightjar
일본, 한국, 중국 동북부 산악 삼림과 삼림 가장자리에서 번식하고 동남아시아에서 월동하는 중형 쏙독새(약 84 g). 회갈색으로 섬세한 물결 무늬를 가진다. 최근에 밀림 쏙독새에서 분리된 종이다. 수컷은 황혼에 코맹맹이 소리로 운다. 최소관심종이다.
Heinrich's Nightjar
술라웨시 고유의 숲과 숲 가장자리에 서식하는 중형 쏙독새(~104g). 악마야행소쏙독새라고도 불린다. 관심필요종.