Papuan Nightjar vs Pygmy Nightjar
Eurostopodus papuensis ile kıyaslandığında Nyctipolus hirundinaceus
Side-by-Side Comparison
| Özellik | Papuan Nightjar | Pygmy Nightjar |
|---|---|---|
| Bilimsel Ad | Eurostopodus papuensis | Nyctipolus hirundinaceus |
| Takım | Caprimulgiformes | Caprimulgiformes |
| Familya | Caprimulgidae | Caprimulgidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 37,9 cm (14.9 in) | 24,8 cm (9.8 in) |
| Ağırlık | 80,5 g (2.84 oz) | 29,0 g (1.02 oz) |
| Beslenme | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. | Hawks small flying insects at night over Brazilian scrub (caatinga) and open forest. |
| Kuluçka Büyüklüğü | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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
Pygmy Nightjar
High, thin churring trill; rapid 'chi-chi-chi' series; tiny for a nightjar; high-pitched reedy quality; calls from caatinga scrub at dusk; contact a thin 'tsip'
Geographic Range & Migration
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
Pygmy Nightjar
Endemic to northeastern Brazil (Bahia, Pernambuco, Piauí); resident of caatinga scrub and dry woodland; very restricted range.
Koruma Durumu
Papuan Nightjar
Pygmy Nightjar
How to Tell Them Apart
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.
Pygmy Nightjar
Tiny; brown and buff mottled above with rufous tones; pale buff below with brown barring; white throat patch in male; buff throat in female; no white wing markings; small white …
About These Birds
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.
Pygmy Nightjar
One of the smallest Caprimulgidae nightjars (~29 g), endemic to the caatinga and cerrado of eastern Brazil. Extremely tiny; pale buff and dark cryptic plumage. Roosts on sandy or stony ground. Named for its swift, swallow-like flight. Feeds on tiny insects at dusk. Least Concern in its open dry-land habitats.