Antillean Nighthawk vs Bahian Nighthawk
Chordeiles gundlachii เปรียบเทียบกับ Nyctiprogne vielliardi
Side-by-Side Comparison
| คุณสมบัติ | Antillean Nighthawk | Bahian Nighthawk |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chordeiles gundlachii | Nyctiprogne vielliardi |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Caprimulgidae | Caprimulgidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 34.2 cm (13.5 in) | 25.4 cm (10.0 in) |
| น้ำหนัก | 56.05 g (1.98 oz) | 41.0 g (1.45 oz) |
| อาหาร | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. | Aerial insectivore foraging over Brazilian rocky rivers and adjacent savanna; poorly known. |
| จำนวนไข่ | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
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Antillean Nighthawk only
Bahian Nighthawk only
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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
Bahian Nighthawk
Thin, buzzy trilling call over Brazilian rivers; high-pitched 'tzeee-tzeee' series; calls in low flight over water; similar to Band-tailed but higher and sharper
Geographic Range & Migration
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
Bahian Nighthawk
Endemic to northeastern Brazil (Bahia state); resident of open woodland and gallery forest along rivers; rare and localised.
สถานะการอนุรักษ์
Antillean Nighthawk
Bahian Nighthawk
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 …
Bahian Nighthawk
Dark brown with buff and rufous speckles above; pale buff below with brown barring; white tail band; male with white throat patch; no white wing bar; recently described species from …
About These Birds
Antillean Nighthawk
A small Caprimulgidae nighthawk (~56 g) of open scrub, savannas, and coastal habitats in the Caribbean from Cuba and Hispaniola to Puerto Rico and the Virgin Islands. Very similar to the Common Nighthawk but separated by voice. Migratory; winters in South America. Aerial insectivore; Least Concern.
Bahian Nighthawk
A small Caprimulgidae nighthawk (~41 g) of the São Francisco River valley in the state of Bahia, Brazil. Closely related to the Band-tailed Nighthawk; restricted to riverine habitats with open sandy banks. Roosts and forages near rocky rivers. Diet consists of small flying insects. Least Concern.