Nechisar Nightjar vs Heinrich's Nightjar
Caprimulgus solala 对比 Eurostopodus diabolicus
Side-by-Side Comparison
| 属性 | Nechisar Nightjar | Heinrich's Nightjar |
|---|---|---|
| 学名 | Caprimulgus solala | Eurostopodus diabolicus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | — |
| 翼展 | 37.0 cm (14.6 in) | 39.9 cm (15.7 in) |
| 体重 | 79.0 g (2.79 oz) | 104.0 g (3.67 oz) |
| 食性 | Nocturnal aerial insectivore; hawks moths and flying beetles over arid scrubland and rocky desert margins. | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. |
| 产卵数 | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Nechisar Nightjar
Virtually unknown vocalizations; known only from a single wing feather; presumed churring song; critically rare Ethiopian endemic with essentially undescribed call
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
Geographic Range & Migration
Nechisar Nightjar
Found across the Sahel from Senegal east to Ethiopia and south to Uganda and Kenya. Resident in open savanna and dry grassland.
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
保护状况
Nechisar Nightjar
Heinrich's Nightjar
How to Tell Them Apart
Nechisar Nightjar
Known from a single wing feather specimen; dark brownish-black with pale buff and tawny mottling; intricate fine vermiculations consistent with Caprimulgus pattern; extremely poorly known Ethiopian endemic.
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
Nechisar Nightjar
内奇萨尔夜鹰，极危，1990年在埃塞俄比亚内奇萨尔平原仅采集单一标本和羽毛样本，生态习性不明。
Heinrich's Nightjar
中型夜鹰（约104克），印度尼西亚苏拉威西特有种。夜行性食虫鸟。无危。