Plain Nightjar vs Archbold's Nightjar
Caprimulgus inornatus 비교 대상 Eurostopodus archboldi
Side-by-Side Comparison
| 속성 | Plain Nightjar | Archbold's Nightjar |
|---|---|---|
| 학명 | Caprimulgus inornatus | Eurostopodus archboldi |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 30.6 cm (12.0 in) | 41.0 cm (16.1 in) |
| 체중 | 45.75 g (1.61 oz) | 77.0 g (2.72 oz) |
| 식성 | Feeds nocturnally on moths and large beetles in erratic low-level hunting flights over tropical scrub. | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. |
| 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
Archbold's Nightjar
Rarely recorded; presumed churring nocturnal song; low, resonant trilling typical of genus; vocalizations scarcely documented from highland New Guinea
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.
Archbold's Nightjar
Resident of montane forest in central New Guinea (Snow Mountains and Star Mountains) above 1,500 m; very poorly known.
보전 상태
Plain Nightjar
Archbold's 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.
Archbold's Nightjar
Brown and dark grey with rufous-buff vermiculations; whitish throat patch; pale buff supercilium contrasts with darker crown; no white wing or tail patches; tail barred; New Guinea highlands; few records.
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.
Archbold's Nightjar
뉴기니아 아고산 초원과 숲에 서식하는 소형 쏙독새(~77g). 아치볼드야행소쏙독새라고도 불린다. 관심필요종.