Bates's Nightjar vs Papuan Nightjar
Caprimulgus batesi से तुलना Eurostopodus papuensis
Side-by-Side Comparison
| विशेषता | Bates's Nightjar | Papuan Nightjar |
|---|---|---|
| वैज्ञानिक नाम | Caprimulgus batesi | Eurostopodus papuensis |
| गण | Caprimulgiformes | Caprimulgiformes |
| कुल | Caprimulgidae | Caprimulgidae |
| संरक्षण स्थिति | Least Concern | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 37.1 cm (14.6 in) | 37.9 cm (14.9 in) |
| वजन | 100.5 g (3.55 oz) | 80.5 g (2.84 oz) |
| आहार | Nighttime aerial hunter of moths and large beetles; forages in low-level coursing flight above grassland … | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| अंडों की संख्या | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Bates's Nightjar
Deep, resonant churring trill; one of larger African Caprimulgus; low hollow 'churrrr' from Central African rainforest; calls at night from dense lowland forest
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
Bates's Nightjar
Found across West Africa from Gambia east to Sudan and south to the DRC. Resident in open savanna. Male has spectacular elongated tail feathers.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
संरक्षण स्थिति
Bates's Nightjar
Papuan Nightjar
How to Tell Them Apart
Bates's Nightjar
Large and very dark; blackish-brown upperparts with minimal pale patterning; small white throat spot; underparts dark brown with buff barring; one of the darkest nightjars, inhabiting dense Central African rainforests.
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
Bates's Nightjar
A medium-sized nightjar (24-26 cm) of lowland primary rainforest in the Gulf of Guinea region of West and Central Africa. Dark brown plumage. Nocturnal insectivore, feeding in the forest interior. Poorly known due to secretive habits and dense forest habitat.
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.