White-winged Nightjar vs Archbold's Nightjar
Eleothreptus candicans 비교 대상 Eurostopodus archboldi
Side-by-Side Comparison
| 속성 | White-winged Nightjar | Archbold's Nightjar |
|---|---|---|
| 학명 | Eleothreptus candicans | Eurostopodus archboldi |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Vulnerable | Least Concern |
| 체장 | — | — |
| 날개 폭 | 30.2 cm (11.9 in) | 41.0 cm (16.1 in) |
| 체중 | 49.666666666666664 g (1.75 oz) | 77.0 g (2.72 oz) |
| 식성 | Catches flying insects in nocturnal aerial sallies over South American savanna and grassland. | 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
White-winged Nightjar
Soft, purring 'purrr' from cerrado grassland; low, muffled churring; males perform wing-clapping display producing sharp snapping sounds; vocalizations otherwise quiet
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
White-winged Nightjar
Resident of campo cerrado grassland and open savanna in interior Brazil (Goiás, Mato Grosso do Sul, Minas Gerais); rare and endangered.
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
White-winged Nightjar
Archbold's Nightjar
How to Tell Them Apart
White-winged Nightjar
Male largely white on wings with dark brown body; white wing patches striking in flight; brown crown and back; white tail. Female cryptically mottled brown and buff; lacks white wings …
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
White-winged Nightjar
작은 쏙독새과(~50g) 새로 중앙 남아메리카 세하도 초원에 서식. 수컷은 거의 흰색이며 야행성. 취약종; 세하도 초원 파괴로 위협.
Archbold's Nightjar
뉴기니아 아고산 초원과 숲에 서식하는 소형 쏙독새(~77g). 아치볼드야행소쏙독새라고도 불린다. 관심필요종.