Palau Nightjar vs Papuan Nightjar
Caprimulgus phalaena comparado con Eurostopodus papuensis
Side-by-Side Comparison
| Atributo | Palau Nightjar | Papuan Nightjar |
|---|---|---|
| Nombre científico | Caprimulgus phalaena | Eurostopodus papuensis |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Caprimulgidae | Caprimulgidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 32,3 cm (12.7 in) | 37,9 cm (14.9 in) |
| Peso | 91,5 g (3.23 oz) | 80,5 g (2.84 oz) |
| Dieta | Catches flying insects in nocturnal aerial sallies over Palau island forest and scrub. | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| Tamaño de la puesta | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Palau Nightjar
Churring call from Palau forest; repetitive hollow trill; endemic island species with poorly documented vocalizations; calls at night from dense vegetation
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
Palau Nightjar
Endemic to Palau (Micronesia, western Pacific Ocean); resident of forest and open woodland on the main Palauan islands.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
Estado de conservación
Palau Nightjar
Papuan Nightjar
How to Tell Them Apart
Palau Nightjar
Brown and rufous mottled above with dark vermiculations; pale buff throat patch; small pale wing spots; tail barred brown and buff without bold white markings; Palau endemic; relatively large and …
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
Palau Nightjar
A medium Caprimulgidae nightjar (~92 g) endemic to the Palau Islands in the western Pacific. Inhabits forest, secondary growth, and scrub on main islands. Cryptic brown-and-buff plumage. Nocturnal insectivore. Little studied; biology largely unknown beyond basic observations. Least Concern within its restricted oceanic island range.
Papuan Nightjar
Chotacabras de Nueva Guinea, 25-28 cm. Plumaje moteado críptico. Habita bosques del norte de Australia y Nueva Guinea. Nocturno, insectívoro. Preocupación menor.