Rufous Nightjar vs Lesser Nighthawk
Antrostomus rufus 비교 대상 Chordeiles acutipennis
Side-by-Side Comparison
| 속성 | Rufous Nightjar | Lesser Nighthawk |
|---|---|---|
| 학명 | Antrostomus rufus | Chordeiles acutipennis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.8 cm (13.3 in) | 33.0 cm (13.0 in) |
| 체중 | 87.0 g (3.07 oz) | 50.0 g (1.76 oz) |
| 식성 | Nocturnal aerial insectivore; catches large moths and beetles in low aerial sallies over South American … | 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
Rufous Nightjar
Loud 'chuck-BURR's' or rapid rolling phrase; rich, melodic whistle; carries across South American forest; distinctive chucking intro note before main phrase
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
Rufous Nightjar
Resident of open woodland and scrub in tropical South America from Colombia, Venezuela, and Trinidad south through Brazil to Bolivia and Argentina.
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
Rufous Nightjar
Lesser Nighthawk
How to Tell Them Apart
Rufous Nightjar
Strongly rufous-brown overall with dark brown vermiculations; buff throat patch; white inner tail webs on outer tail feathers in male; no white gorget; uniformly rufous tones diagnostic among South American …
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
Rufous Nightjar
루피나 나이트자는 중앙아메리카와 남아메리카 북부에 서식하는 나이트자 새입니다. 따뜻한 계피색 깃털과 흰 목 줄무늬가 특징이며, 열대 저지대 숲에서 주로 발견됩니다.
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.