Chirruping Nightjar vs Spotted Nightjar
Caprimulgus griseatus 비교 대상 Eurostopodus argus
Side-by-Side Comparison
| 속성 | Chirruping Nightjar | Spotted Nightjar |
|---|---|---|
| 학명 | Caprimulgus griseatus | Eurostopodus argus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Not Evaluated | Least Concern |
| 체장 | — | — |
| 날개 폭 | — | 42.7 cm (16.8 in) |
| 체중 | — | 102.5 g (3.62 oz) |
| 식성 | Night-hunting insectivore taking moths, flying beetles, and termites in sustained aerial pursuits. | 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
Chirruping Nightjar
Distinctive chirruping trill; rapid high-pitched 'chi-chi-chi-rrr'; sharper and more staccato than typical Caprimulgus; calls at dusk from open habitats
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
Chirruping Nightjar
Found across sub-Saharan Africa from Senegal east to Somalia and south to South Africa. Common on rocky outcrops and granite hills in savanna.
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
Chirruping Nightjar
Spotted Nightjar
How to Tell Them Apart
Chirruping Nightjar
Grey-brown upperparts with blackish streaks and pale buff vermiculations; buff-white chin and throat; underparts barred pale buff and dark brown; recently split from Savanna Nightjar, differing in subtle plumage 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
Chirruping Nightjar
콜롬비아, 베네수엘라, 가이아나의 건조한 관목지와 반건조 사바나에 사는 소형 쏙독새(20-22 cm). 밝은 회갈색 몸통에 섬세한 줄무늬가 있다. 황혼에 귀뚜라미 같은 울음소리를 낸다. 야행성으로 나방과 딱정벌레를 먹는다.
Spotted Nightjar
호주 개방 삼림, 스피니펙스 초원, 반건조 덤불에 서식하는 중형 쏙독새(~103g). 눈점박이야행소쏙독새라고도 불린다. 관심필요종.