Rufous-cheeked Nightjar vs Archbold's Nightjar
Caprimulgus rufigena 비교 대상 Eurostopodus archboldi
Side-by-Side Comparison
| 속성 | Rufous-cheeked Nightjar | Archbold's Nightjar |
|---|---|---|
| 학명 | Caprimulgus rufigena | Eurostopodus archboldi |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 32.1 cm (12.6 in) | 41.0 cm (16.1 in) |
| 체중 | 54.68333333333334 g (1.93 oz) | 77.0 g (2.72 oz) |
| 식성 | Nocturnal aerial insectivore; catches moths, crickets, and beetles in sustained low-altitude hunting flights. | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. |
| 산란 수 | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rufous-cheeked Nightjar
Rapid churring trill interspersed with 'chook' notes; churring 'rrr-chook-rrr-chook' pattern; calls from southern African woodland at night; distinctive interrupted rhythm
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
Rufous-cheeked Nightjar
Breeds in southern Africa from Namibia to South Africa. Partially migratory, moving north in austral winter. Found in dry woodland and savanna.
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
Rufous-cheeked Nightjar
Archbold's Nightjar
How to Tell Them Apart
Rufous-cheeked Nightjar
Cryptic brown-grey upperparts with bold black streaks; distinctive warm rufous-cinnamon cheek patch; white throat patch; males show white outer tail corners absent in females.
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
Rufous-cheeked Nightjar
남아프리카와 동아프리카 건조 사바나와 반건조 덤불에서 번식하는 날씬한 쏙독새(23-25 cm). 따뜻한 황갈색 뺨과 회갈색 얼룩무늬 몸통을 가진다. 야행성으로 날아다니며 곤충을 먹는다. 아프리카 내 이동 철새다.
Archbold's Nightjar
뉴기니아 아고산 초원과 숲에 서식하는 소형 쏙독새(~77g). 아치볼드야행소쏙독새라고도 불린다. 관심필요종.