Antillean Nighthawk vs Cayenne Nightjar
Chordeiles gundlachii 比較対象 Setopagis maculosa
Side-by-Side Comparison
| 属性 | Antillean Nighthawk | Cayenne Nightjar |
|---|---|---|
| 学名 | Chordeiles gundlachii | Setopagis maculosa |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Least Concern | Data Deficient |
| 体長 | — | — |
| 翼開長 | 34.2 cm (13.5 in) | 27.8 cm (10.9 in) |
| 体重 | 56.05 g (1.98 oz) | 47.0 g (1.66 oz) |
| 食性 | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. | Catches flying insects in aerial pursuit at night over South American forest and scrub. |
| 一腹卵数 | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Antillean Nighthawk
Distinctive 'kill-and-dee-dick' or 'killydee'; buzzy nasal call audible overhead; faster and shorter phrasing than Common Nighthawk; Caribbean accent clear
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
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
Cayenne Nightjar
Known from a few specimens from French Guiana; possibly a rare resident of coastal forest and scrub; poorly known.
保全状況
Antillean Nighthawk
Cayenne Nightjar
How to Tell Them Apart
Antillean Nighthawk
Brown and buff mottled above with dark brown streaking; white throat patch in male; barred buff-white underparts; white wing bar across primaries; white tail band in male; female has buff …
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
Antillean Nighthawk
アンティルナイトホーク(Chordeiles gundlachii)はカリブ海の島々に生息するナイトホークです。フロリダキーズでも繁殖が確認されています。体長約20cmで、夜行性の昆虫食鳥です。海岸部の開けた生息地を好みます。
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.