Hispaniolan Nightjar vs Archbold's Nightjar
Antrostomus ekmani compared with Eurostopodus archboldi
Side-by-Side Comparison
| Attribute | Hispaniolan Nightjar | Archbold's Nightjar |
|---|---|---|
| Scientific Name | Antrostomus ekmani | Eurostopodus archboldi |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Caprimulgidae | Caprimulgidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 34.5 cm (13.6 in) | 41.0 cm (16.1 in) |
| Weight | 61.833333333333336 g (2.18 oz) | 77.0 g (2.72 oz) |
| Diet | Catches flying insects at night in Hispaniolan forest and scrub; diet similar to related nightjars. | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. |
| Clutch Size | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
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
Archbold's Nightjar
Rarely recorded; presumed churring nocturnal song; low, resonant trilling typical of genus; vocalizations scarcely documented from highland New Guinea
Geographic Range & Migration
Hispaniolan Nightjar
Endemic to Hispaniola (Haiti and Dominican Republic); resident of lowland and montane forest and scrub.
Archbold's Nightjar
Resident of montane forest in central New Guinea (Snow Mountains and Star Mountains) above 1,500 m; very poorly known.
Conservation Status
Hispaniolan Nightjar
Archbold's Nightjar
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 …
Archbold's Nightjar
Brown and dark grey with rufous-buff vermiculations; whitish throat patch; pale buff supercilium contrasts with darker crown; no white wing or tail patches; tail barred; New Guinea highlands; few records.
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.
Archbold's Nightjar
A small Caprimulgidae nightjar (~77 g) known from subalpine grasslands and forest margins in the interior mountains of New Guinea. Named after naturalist Richard Archbold. Cryptic brown-patterned plumage. Nocturnal insectivore. Infrequently observed; biology largely undescribed. Least Concern in its montane range.