Indian Nightjar vs Spotted Nightjar
Caprimulgus asiaticus comparado com Eurostopodus argus
Side-by-Side Comparison
| Atributo | Indian Nightjar | Spotted Nightjar |
|---|---|---|
| Nome científico | Caprimulgus asiaticus | Eurostopodus argus |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Caprimulgidae | Caprimulgidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 29,5 cm (11.6 in) | 42,7 cm (16.8 in) |
| Peso | 43,0 g (1.52 oz) | 102,5 g (3.62 oz) |
| Dieta | Nocturnal forager on flying insects; specialises in large moths and beetles in slow aerial passes … | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … |
| Tamanho da postura | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Nenhum
Indian Nightjar only
Nenhum
Spotted Nightjar only
Song & Call Comparison
Indian Nightjar
Loud 'chuck-chuck-chuck-r'; rapid hollow knocking notes accelerating into a trill; carries far across South Asian scrub; distinctive rhythm; very persistent at night
Spotted Nightjar
Loud churring 'good-lord-deliver-us' repeated at dusk; melodic bubbling quality; also emits hollow 'cow-cow-cow' series and soft frog-like croaking
Geographic Range & Migration
Indian Nightjar
Endemic to Madagascar and the Comoro Islands. Resident in forest edge, savanna, and open scrub across the island including arid southern regions.
Spotted Nightjar
Resident and partial migrant of open woodland, grassland, and scrub across mainland Australia and migrating to New Guinea and Indonesia in winter.
Estado de conservação
Indian Nightjar
Spotted Nightjar
How to Tell Them Apart
Indian Nightjar
Greyish-brown upperparts with black-centred feathers and buff freckling; white throat patch; pale supercilium; males show white primary spots and outer tail corners; underparts barred buff-brown; widespread South Asian species.
Spotted Nightjar
Cryptically mottled grey-brown, rufous, and black with intricate vermiculations; distinctive large white spots on wing coverts; white throat patch; no white in wings or tail. Sexes similar with slight pattern …
About These Birds
Indian Nightjar
Noitibó asiático de 23–24 cm, habita terras abertas, plantações e jardins em todo o sul e sudeste da Ásia.
Spotted Nightjar
A medium Caprimulgidae nightjar (~103 g) of open woodland, spinifex grassland, and rocky ridges across mainland Australia. Intricately spotted and barred brown, grey, and buff. Cryptic by day on the ground among leaf litter. Crepuscular and nocturnal; feeds on flying insects caught in aerial pursuit. Least Concern.