Hispaniolan Nightjar vs Lesser Nighthawk
Antrostomus ekmani so với Chordeiles acutipennis
Side-by-Side Comparison
| Thuộc Tính | Hispaniolan Nightjar | Lesser Nighthawk |
|---|---|---|
| Tên Khoa Học | Antrostomus ekmani | Chordeiles acutipennis |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Caprimulgidae | Caprimulgidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 34,5 cm (13.6 in) | 33,0 cm (13.0 in) |
| Khối Lượng | 61,833333333333336 g (2.18 oz) | 50,0 g (1.76 oz) |
| Chế Độ Ăn | Catches flying insects at night in Hispaniolan forest and scrub; diet similar to related nightjars. | Hawks small flying insects at dusk and dawn over North and South American arid scrub … |
| Số Trứng | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Hispaniolan Nightjar only
Lesser Nighthawk only
Song & Call Comparison
Hispaniolan Nightjar
Melodic rolling whistle; similar to Whip-poor-will family; 'whi-poor-will' phrasing with Caribbean island accent; calls persistently from dry forest at night
Lesser Nighthawk
Loud purring trill; buzzy 'brrrrr' given in flight; lower and softer than Common Nighthawk; males display with booming wingbeats; calls at dusk over deserts
Geographic Range & Migration
Hispaniolan Nightjar
Endemic to Hispaniola (Haiti and Dominican Republic); resident of lowland and montane forest and scrub.
Lesser Nighthawk
Breeds in open arid scrub from southwestern USA south through Central America to western South America; winters in Mexico and northern South America.
Tình Trạng Bảo Tồn
Hispaniolan Nightjar
Lesser Nighthawk
How to Tell Them Apart
Hispaniolan Nightjar
Brown and buff mottled above with dark vermiculations; white gorget in male; pale buff underparts with dark barring; white outer tail feather inner webs in male; buff tail tips in …
Lesser Nighthawk
Brown and buff mottled above; buff-white below with brown barring; white throat in male; white wing bar closer to wingtip than in Common Nighthawk; buff tail band. Female with buff …
About These Birds
Hispaniolan Nightjar
A medium Caprimulgidae nightjar (~62 g) endemic to the island of Hispaniola (Haiti and Dominican Republic). Inhabits dry and humid forest, pine woodland, and scrub at varying elevations. Cryptic brown-and-buff plumage. Nocturnal insectivore. Calls with a repeated phrase at night. Least Concern on Hispaniola.
Lesser Nighthawk
A small Caprimulgidae nighthawk (~50 g) of deserts, semi-arid scrub, and open woodland from the southwestern United States to Peru and Brazil. Brown-and-buff patterned; males have a white throat bar. Low, buoyant flight close to the ground at dusk. Hunts insects aerially. Migratory; Least Concern.