Sombre Nightjar vs Papuan Nightjar
Caprimulgus fraenatus comparado com Eurostopodus papuensis
Side-by-Side Comparison
| Atributo | Sombre Nightjar | Papuan Nightjar |
|---|---|---|
| Nome científico | Caprimulgus fraenatus | Eurostopodus papuensis |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Caprimulgidae | Caprimulgidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 32,4 cm (12.8 in) | 37,9 cm (14.9 in) |
| Peso | 60,0 g (2.12 oz) | 80,5 g (2.84 oz) |
| Dieta | Feeds at night on flying insects including moths and beetles; hunts with buoyant erratic flight … | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| Tamanho da postura | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sombre Nightjar
Monotonous churring trill; repetitive 'churr' at moderate tempo from East African scrub; lower-pitched and less musical than some relatives; calls persistently at night
Papuan Nightjar
Churring, repetitive nocturnal call; soft bubbling trill; melodic series of hollow notes; calls from low perch or ground in New Guinea lowland forest
Geographic Range & Migration
Sombre Nightjar
Found across East Africa from Ethiopia and Somalia south to Tanzania. Resident in dry acacia scrub, thornbush, and arid savanna at low elevations.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
Estado de conservação
Sombre Nightjar
Papuan Nightjar
How to Tell Them Apart
Sombre Nightjar
Uniformly dark sooty-brown upperparts with dense blackish vermiculations; pale buff supercilium and narrow white submoustachial stripe; underparts barred buff and dark brown. Sexes similar.
Papuan Nightjar
Dark grey-brown finely vermiculated with buff and black; pale buff and rufous throat patch; pale supercilium; no white wing patches; tail barred brown and buff; cryptically patterned bark-mimicking plumage.
About These Birds
Sombre Nightjar
Noitibó-freado de 22–25 cm, habita arbustos áridos e savanas do nordeste da África.
Papuan Nightjar
A small Caprimulgidae nightjar (~81 g) of lowland savanna, grassland, and forest edges across the southern lowlands of New Guinea. Cryptic buff-and-brown plumage; white-spotted wings visible in flight. Nocturnal aerial insectivore. Commonly heard at night but rarely seen by day. Least Concern.