Nacunda Nighthawk vs Spotted Nightjar
Chordeiles nacunda comparado con Eurostopodus argus
Side-by-Side Comparison
| Atributo | Nacunda Nighthawk | Spotted Nightjar |
|---|---|---|
| Nombre científico | Chordeiles nacunda | Eurostopodus argus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Caprimulgidae | Caprimulgidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 47,6 cm (18.7 in) | 42,7 cm (16.8 in) |
| Peso | 157,0 g (5.54 oz) | 102,5 g (3.62 oz) |
| Dieta | Aerial insectivore; forages in flocks hawking flying insects over South American grassland and open country. | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … |
| Tamaño de la puesta | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Nacunda Nighthawk only
Spotted Nightjar only
Song & Call Comparison
Nacunda Nighthawk
Deep, booming 'na-KUN-da' or 'woop-woop'; low-pitched buzzy calls; wings produce loud rattling sound in display; louder than most nighthawks
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
Nacunda Nighthawk
Resident of open savanna, grassland, and scrub from Colombia and Venezuela south through Brazil to Argentina; partially nomadic.
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 conservación
Nacunda Nighthawk
Spotted Nightjar
How to Tell Them Apart
Nacunda Nighthawk
Large nighthawk; brown above with buff mottling; white throat and belly contrasting strongly with dark breast; bold white wing bar across primaries visible in flight; white tail band. Female has …
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
Nacunda Nighthawk
The largest New World nighthawk (~157 g), family Caprimulgidae, of open savanna and grassland in South America east of the Andes. White belly is conspicuous in flight. Highly gregarious; roosts and hunts in flocks. Crepuscular and nocturnal aerial insectivore. Partially migratory in austral winter. Least Concern.
Spotted Nightjar
Chotacabras de Argos, 28-30 cm. Pardo y negro moteado, cola punteada, ojos grandes. Habita bosques y matorrales abiertos de Australia. Nocturno. Insectívoro. Preocupación menor.