Grey Nightjar vs Lesser Nighthawk
Caprimulgus jotaka 비교 대상 Chordeiles acutipennis
Side-by-Side Comparison
| 속성 | Grey Nightjar | Lesser Nighthawk |
|---|---|---|
| 학명 | Caprimulgus jotaka | Chordeiles acutipennis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 40.7 cm (16.0 in) | 33.0 cm (13.0 in) |
| 체중 | 84.4 g (2.98 oz) | 50.0 g (1.76 oz) |
| 식성 | Hawks moths and large insects at dusk and night over East and SE Asian forest … | Hawks small flying insects at dusk and dawn over North and South American arid scrub … |
| 산란 수 | 1-2 | 1-2 |
| 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
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
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.
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
Grey Nightjar
Lesser Nighthawk
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 …
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
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.
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.