Freckled Nightjar vs Lesser Nighthawk
Caprimulgus tristigma 비교 대상 Chordeiles acutipennis
Side-by-Side Comparison
| 속성 | Freckled Nightjar | Lesser Nighthawk |
|---|---|---|
| 학명 | Caprimulgus tristigma | Chordeiles acutipennis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 34.4 cm (13.5 in) | 33.0 cm (13.0 in) |
| 체중 | 79.88333333333334 g (2.82 oz) | 50.0 g (1.76 oz) |
| 식성 | Nocturnal aerial insectivore, hawking moths, beetles, and other flying insects in sustained sallying flight over … | Hawks small flying insects at dusk and dawn over North and South American arid scrub … |
| 산란 수 | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Freckled Nightjar
Loud, dog-like 'bow-wow' or 'woof-woof'; unusual barking call for a nightjar; carries across rocky African outcrops; alarm a sharp 'chek'; distinctive among all nightjars
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
Freckled Nightjar
Found in Borneo and Sumatra in lowland rainforest and peat swamp forest. Rare and seldom recorded; possibly resident year-round.
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
Freckled Nightjar
Lesser Nighthawk
How to Tell Them Apart
Freckled Nightjar
Heavily freckled dark grey and black upperparts resembling granite surfaces; whitish throat patch; underparts densely barred dark and pale; uniquely dark stone-coloured cryptic plumage adapted to rocky outcrops in Africa.
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
Freckled Nightjar
사하라 이남 아프리카 바위 노출부와 돌이 많은 언덕에 사는 중형 쏙독새(25-28 cm). 이끼 덮인 암석처럼 보이는 독특하게 점박이 회갈색 깃털을 가진다. 야행성 곤충 포식자다. 거주성이며, 쏙독새 중 가장 뛰어난 보호색을 가진 종 중 하나다.
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.