Plain Nightjar vs Spotted Nightjar
Caprimulgus inornatus 비교 대상 Eurostopodus argus
Side-by-Side Comparison
| 속성 | Plain Nightjar | Spotted Nightjar |
|---|---|---|
| 학명 | Caprimulgus inornatus | Eurostopodus argus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 30.6 cm (12.0 in) | 42.7 cm (16.8 in) |
| 체중 | 45.75 g (1.61 oz) | 102.5 g (3.62 oz) |
| 식성 | Feeds nocturnally on moths and large beetles in erratic low-level hunting flights over tropical scrub. | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … |
| 산란 수 | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Plain Nightjar
Monotonous churring trill; steady 'churrrrr' from African savanna; calls persistently at night; plain plumage matched by relatively unvaried, repetitive song
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
Plain Nightjar
Found from Ethiopia and Somalia south to Kenya and Tanzania. Resident in arid acacia scrub and dry open country. Closely related to Nubian Nightjar.
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
Plain Nightjar
Spotted Nightjar
How to Tell Them Apart
Plain Nightjar
Uniformly plain sandy-grey upperparts with minimal patterning; faint pale supercilium; small whitish throat spot; underparts pale buff with fine barring; among the least boldly marked nightjars, blending into Sahel scrubland.
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
Plain Nightjar
세네갈에서 소말리아에 걸친 아프리카 사헬 지대의 건조·반건조 지역에 사는 소형 쏙독새(21-23 cm). 옅은 모래 빛 깃털에 최소한의 무늬를 가진다. 야행성 곤충 포식자로 계절적 강수 패턴에 따라 이동한다.
Spotted Nightjar
호주 개방 삼림, 스피니펙스 초원, 반건조 덤불에 서식하는 중형 쏙독새(~103g). 눈점박이야행소쏙독새라고도 불린다. 관심필요종.