Standard-winged Nightjar vs Antillean Nighthawk
Caprimulgus longipennis เปรียบเทียบกับ Chordeiles gundlachii
Side-by-Side Comparison
| คุณสมบัติ | Standard-winged Nightjar | Antillean Nighthawk |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Caprimulgus longipennis | Chordeiles gundlachii |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Caprimulgidae | Caprimulgidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 34.6 cm (13.6 in) | 34.2 cm (13.5 in) |
| น้ำหนัก | 48.5 g (1.71 oz) | 56.05 g (1.98 oz) |
| อาหาร | Nocturnal moth and beetle specialist; hunts in sustained low flight over dry open country and … | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. |
| จำนวนไข่ | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
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Standard-winged Nightjar only
Antillean Nighthawk only
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Song & Call Comparison
Standard-winged Nightjar
Churring 'chrrr' from West African woodland; male performs display flight with elongated wing feathers; calls from open savanna; alarm a quiet 'chek'
Antillean Nighthawk
Distinctive 'kill-and-dee-dick' or 'killydee'; buzzy nasal call audible overhead; faster and shorter phrasing than Common Nighthawk; Caribbean accent clear
Geographic Range & Migration
Standard-winged Nightjar
Breeds in central and southern Africa from Angola south to South Africa. Intra-African migrant; moves north in austral winter through miombo woodland.
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
สถานะการอนุรักษ์
Standard-winged Nightjar
Antillean Nighthawk
How to Tell Them Apart
Standard-winged Nightjar
Brown and black cryptic upperparts; white throat patch; breeding males develop extraordinary elongated inner primaries as feather-flag standards up to 38 cm with small terminal vane; among Africa's most spectacular …
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 …
About These Birds
Standard-winged Nightjar
A remarkable nightjar (22-28 cm) in which breeding males develop an extraordinary elongated innermost primary feather (up to 38 cm) with a broad, pennant-like flag. Found in moist savanna across West and Central Africa. Nocturnal insectivore; an intra-African migrant.
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.