Palau Nightjar vs Lesser Nighthawk
Caprimulgus phalaena 비교 대상 Chordeiles acutipennis
Side-by-Side Comparison
| 속성 | Palau Nightjar | Lesser Nighthawk |
|---|---|---|
| 학명 | Caprimulgus phalaena | Chordeiles acutipennis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 32.3 cm (12.7 in) | 33.0 cm (13.0 in) |
| 체중 | 91.5 g (3.23 oz) | 50.0 g (1.76 oz) |
| 식성 | Catches flying insects in nocturnal aerial sallies over Palau island forest and scrub. | Hawks small flying insects at dusk and dawn over North and South American arid scrub … |
| 산란 수 | -- | 1-2 |
| 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
Lesser Nighthawk
Loud purring trill; buzzy 'brrrrr' given in flight; lower and softer than Common Nighthawk; males display with booming wingbeats; calls at dusk over deserts
Geographic Range & Migration
Palau Nightjar
Endemic to Palau (Micronesia, western Pacific Ocean); resident of forest and open woodland on the main Palauan islands.
Lesser Nighthawk
Breeds in open arid scrub from southwestern USA south through Central America to western South America; winters in Mexico and northern South America.
보전 상태
Palau Nightjar
Lesser Nighthawk
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 …
Lesser Nighthawk
Brown and buff mottled above; buff-white below with brown barring; white throat in male; white wing bar closer to wingtip than in Common Nighthawk; buff tail band. Female with buff …
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.
Lesser Nighthawk
소쏙독새(Chordeiles acutipennis)는 북아메리카 남부부터 남아메리카 북부까지 분포하는 야행성 새입니다. 날개에 흰 무늬가 있으며, 열린 서식지와 건조 지역을 선호합니다. 비행 중에 곤충을 포획합니다.