Palau Nightjar vs Spotted Nightjar
Caprimulgus phalaena 비교 대상 Eurostopodus argus
Side-by-Side Comparison
| 속성 | Palau Nightjar | Spotted Nightjar |
|---|---|---|
| 학명 | Caprimulgus phalaena | Eurostopodus argus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 32.3 cm (12.7 in) | 42.7 cm (16.8 in) |
| 체중 | 91.5 g (3.23 oz) | 102.5 g (3.62 oz) |
| 식성 | Catches flying insects in nocturnal aerial sallies over Palau island forest and scrub. | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … |
| 산란 수 | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Palau Nightjar
Churring call from Palau forest; repetitive hollow trill; endemic island species with poorly documented vocalizations; calls at night from dense vegetation
Spotted Nightjar
Loud churring 'good-lord-deliver-us' repeated at dusk; melodic bubbling quality; also emits hollow 'cow-cow-cow' series and soft frog-like croaking
Geographic Range & Migration
Palau Nightjar
Endemic to Palau (Micronesia, western Pacific Ocean); resident of forest and open woodland on the main Palauan islands.
Spotted Nightjar
Resident and partial migrant of open woodland, grassland, and scrub across mainland Australia and migrating to New Guinea and Indonesia in winter.
보전 상태
Palau Nightjar
Spotted Nightjar
How to Tell Them Apart
Palau Nightjar
Brown and rufous mottled above with dark vermiculations; pale buff throat patch; small pale wing spots; tail barred brown and buff without bold white markings; Palau endemic; relatively large and …
Spotted Nightjar
Cryptically mottled grey-brown, rufous, and black with intricate vermiculations; distinctive large white spots on wing coverts; white throat patch; no white in wings or tail. Sexes similar with slight pattern …
About These Birds
Palau Nightjar
팔라우 섬에 고유한 중형 쏙독새(약 92 g). 주요 섬의 삼림, 이차림, 관목지에 산다. 암호화 갈색과 황갈색 깃털을 가진다. 야행성 곤충 포식자이다. 제한된 바다 섬 서식지에서 최소관심종이지만 생태 정보는 거의 알려져 있지 않다.
Spotted Nightjar
호주 개방 삼림, 스피니펙스 초원, 반건조 덤불에 서식하는 중형 쏙독새(~103g). 눈점박이야행소쏙독새라고도 불린다. 관심필요종.