Andaman Nightjar vs Cayenne Nightjar
Caprimulgus andamanicus compared with Setopagis maculosa
Side-by-Side Comparison
| Attribute | Andaman Nightjar | Cayenne Nightjar |
|---|---|---|
| Scientific Name | Caprimulgus andamanicus | Setopagis maculosa |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Caprimulgidae | Caprimulgidae |
| Conservation Status | Least Concern | Data Deficient |
| Length | — | — |
| Wingspan | 36.4 cm (14.3 in) | 27.8 cm (10.9 in) |
| Weight | 66.06666666666666 g (2.33 oz) | 47.0 g (1.66 oz) |
| Diet | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Catches flying insects in aerial pursuit at night over South American forest and scrub. |
| Clutch Size | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Andaman Nightjar
Loud 'chuck-chuck-trrr'; hollow knocking prefix followed by trill; endemic to Andaman Islands; calls at night from forest edges and clearings; similar to Large-tailed
Cayenne Nightjar
Poorly known vocalizations; presumed churring trill based on genus; extremely rare recordings; distinct from other Setopagis by subtle tonal and rhythm differences
Geographic Range & Migration
Andaman Nightjar
Endemic to the Philippines including Luzon and Mindanao. Resident in lowland and submontane forest and forest edge up to 1,800 m.
Cayenne Nightjar
Known from a few specimens from French Guiana; possibly a rare resident of coastal forest and scrub; poorly known.
Conservation Status
Andaman Nightjar
Cayenne Nightjar
How to Tell Them Apart
Andaman Nightjar
Warm rufous-brown upperparts with black-centred scapulars and pale buff streaks; broad white throat patch; males show white outer tail feathers; underparts buff barred brown; endemic island coloration slightly warmer than …
Cayenne Nightjar
Brown and buff mottled above with dark vermiculations; pale buff below with darker barring; white throat patch in male; outer tail spots white; data deficient; known from only a handful …
About These Birds
Andaman Nightjar
A medium-sized nightjar (24-26 cm) endemic to the Andaman Islands in the Bay of Bengal. Dark brown plumage with rufous collar spots. Nocturnal insectivore of lowland and mangrove forests. A sedentary species with a restricted island range.
Cayenne Nightjar
A small Caprimulgidae nightjar (~47 g) from coastal French Guiana and adjacent Suriname. Known from only a handful of specimens; biology essentially unknown. Mottled brown plumage presumed cryptic in leaf litter. Presumed nocturnal insectivore. Data Deficient due to extreme rarity of confirmed records in the wild.