Star-spotted Nightjar vs Cayenne Nightjar
Caprimulgus stellatus 对比 Setopagis maculosa
Side-by-Side Comparison
| 属性 | Star-spotted Nightjar | Cayenne Nightjar |
|---|---|---|
| 学名 | Caprimulgus stellatus | Setopagis maculosa |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Data Deficient |
| 体长 | — | — |
| 翼展 | 30.9 cm (12.2 in) | 27.8 cm (10.9 in) |
| 体重 | 59.25 g (2.09 oz) | 47.0 g (1.66 oz) |
| 食性 | Crepuscular insect hawker; primarily moths and beetles caught during aerial sallies over forest edges. | Catches flying insects in aerial pursuit at night over South American forest and scrub. |
| 产卵数 | -- | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Star-spotted Nightjar
Churring trill; hollow 'chuck' notes interspersed with churring; calls from dry East African bush at night; similar to Donaldson Smith's but larger and louder
Cayenne Nightjar
Poorly known vocalizations; presumed churring trill based on genus; extremely rare recordings; distinct from other Setopagis by subtle tonal and rhythm differences
Geographic Range & Migration
Star-spotted Nightjar
Found from India and Sri Lanka east to southern China, Indochina, and the Philippines. Resident in open country, rice paddies, and light scrub.
Cayenne Nightjar
Known from a few specimens from French Guiana; possibly a rare resident of coastal forest and scrub; poorly known.
保护状况
Star-spotted Nightjar
Cayenne Nightjar
How to Tell Them Apart
Star-spotted Nightjar
Dark brown upperparts densely dotted with small buff-white stellate spots; white throat patch; underparts barred buff and dark brown; the star-like white spotting on wing coverts and back is the …
Cayenne Nightjar
Brown and buff mottled above with dark vermiculations; pale buff below with darker barring; white throat patch in male; outer tail spots white; data deficient; known from only a handful …
About These Birds
Star-spotted Nightjar
星斑夜鹰，体长21–23厘米，分布于非洲之角和阿拉伯半岛南部干旱岩石半沙漠，有星状白斑。
Cayenne Nightjar
A small Caprimulgidae nightjar (~47 g) from coastal French Guiana and adjacent Suriname. Known from only a handful of specimens; biology essentially unknown. Mottled brown plumage presumed cryptic in leaf litter. Presumed nocturnal insectivore. Data Deficient due to extreme rarity of confirmed records in the wild.