White-winged Nightjar vs Heinrich's Nightjar
Eleothreptus candicans 비교 대상 Eurostopodus diabolicus
Side-by-Side Comparison
| 속성 | White-winged Nightjar | Heinrich's Nightjar |
|---|---|---|
| 학명 | Eleothreptus candicans | Eurostopodus diabolicus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Vulnerable | Least Concern |
| 체장 | — | — |
| 날개 폭 | 30.2 cm (11.9 in) | 39.9 cm (15.7 in) |
| 체중 | 49.666666666666664 g (1.75 oz) | 104.0 g (3.67 oz) |
| 식성 | Catches flying insects in nocturnal aerial sallies over South American savanna and grassland. | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. |
| 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
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
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.
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
보전 상태
White-winged Nightjar
Heinrich'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 …
Heinrich's Nightjar
Rufous-brown and dark brown mottled with buff vermiculations; large pale buff throat patch; pale buff supercilium; no white wing markings; tail darkly barred brown and buff. Poorly known; Sulawesi endemic.
About These Birds
White-winged Nightjar
작은 쏙독새과(~50g) 새로 중앙 남아메리카 세하도 초원에 서식. 수컷은 거의 흰색이며 야행성. 취약종; 세하도 초원 파괴로 위협.
Heinrich's Nightjar
술라웨시 고유의 숲과 숲 가장자리에 서식하는 중형 쏙독새(~104g). 악마야행소쏙독새라고도 불린다. 관심필요종.