Antillean Nighthawk vs Nacunda Nighthawk
Chordeiles gundlachii เปรียบเทียบกับ Chordeiles nacunda
Side-by-Side Comparison
| คุณสมบัติ | Antillean Nighthawk | Nacunda Nighthawk |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chordeiles gundlachii | Chordeiles nacunda |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Caprimulgidae | Caprimulgidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 34.2 cm (13.5 in) | 47.6 cm (18.7 in) |
| น้ำหนัก | 56.05 g (1.98 oz) | 157.0 g (5.54 oz) |
| อาหาร | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. | Aerial insectivore; forages in flocks hawking flying insects over South American grassland and open country. |
| จำนวนไข่ | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Antillean Nighthawk only
Nacunda Nighthawk only
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
Nacunda Nighthawk
Deep, booming 'na-KUN-da' or 'woop-woop'; low-pitched buzzy calls; wings produce loud rattling sound in display; louder than most nighthawks
Geographic Range & Migration
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
Nacunda Nighthawk
Resident of open savanna, grassland, and scrub from Colombia and Venezuela south through Brazil to Argentina; partially nomadic.
สถานะการอนุรักษ์
Antillean Nighthawk
Nacunda 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 …
Nacunda Nighthawk
Large nighthawk; brown above with buff mottling; white throat and belly contrasting strongly with dark breast; bold white wing bar across primaries visible in flight; white tail band. Female has …
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.
Nacunda Nighthawk
The largest New World nighthawk (~157 g), family Caprimulgidae, of open savanna and grassland in South America east of the Andes. White belly is conspicuous in flight. Highly gregarious; roosts and hunts in flocks. Crepuscular and nocturnal aerial insectivore. Partially migratory in austral winter. Least Concern.