Standard-winged Nightjar vs Papuan Nightjar
Caprimulgus longipennis comparé à Eurostopodus papuensis
Side-by-Side Comparison
| Attribut | Standard-winged Nightjar | Papuan Nightjar |
|---|---|---|
| Nom scientifique | Caprimulgus longipennis | Eurostopodus papuensis |
| Ordre | Caprimulgiformes | Caprimulgiformes |
| Famille | Caprimulgidae | Caprimulgidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 34,6 cm (13.6 in) | 37,9 cm (14.9 in) |
| Poids | 48,5 g (1.71 oz) | 80,5 g (2.84 oz) |
| Régime alimentaire | Nocturnal moth and beetle specialist; hunts in sustained low flight over dry open country and … | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| Taille de la couvée | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Habitats partagés
Standard-winged Nightjar only
Papuan Nightjar only
Aucun(e)
Song & Call Comparison
Standard-winged Nightjar
Churring 'chrrr' from West African woodland; male performs display flight with elongated wing feathers; calls from open savanna; alarm a quiet 'chek'
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
Standard-winged Nightjar
Breeds in central and southern Africa from Angola south to South Africa. Intra-African migrant; moves north in austral winter through miombo woodland.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
Statut de conservation
Standard-winged Nightjar
Papuan Nightjar
How to Tell Them Apart
Standard-winged Nightjar
Brown and black cryptic upperparts; white throat patch; breeding males develop extraordinary elongated inner primaries as feather-flag standards up to 38 cm with small terminal vane; among Africa's most spectacular …
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
Standard-winged Nightjar
A remarkable nightjar (22-28 cm) in which breeding males develop an extraordinary elongated innermost primary feather (up to 38 cm) with a broad, pennant-like flag. Found in moist savanna across West and Central Africa. Nocturnal insectivore; an intra-African migrant.
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.