Least Nighthawk vs Spotted Nightjar
Chordeiles pusillus comparado con Eurostopodus argus
Side-by-Side Comparison
| Atributo | Least Nighthawk | Spotted Nightjar |
|---|---|---|
| Nombre científico | Chordeiles pusillus | Eurostopodus argus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Caprimulgidae | Caprimulgidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 25,0 cm (9.8 in) | 42,7 cm (16.8 in) |
| Peso | 29,733333333333334 g (1.05 oz) | 102,5 g (3.62 oz) |
| Dieta | Catches small flying insects in aerial pursuit over South American scrub and open areas; crepuscular. | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … |
| Tamaño de la puesta | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Least Nighthawk only
Ninguno
Spotted Nightjar only
Song & Call Comparison
Least Nighthawk
High-pitched, buzzy trill; thin 'pee-pee-pee' series; soft churring from ground; tiny size matched by high, reedy call quality; rarely loud
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
Least Nighthawk
Resident of open savanna and cerrado in interior South America from Venezuela and the Guianas south to Bolivia and central Brazil.
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
Least Nighthawk
Spotted Nightjar
How to Tell Them Apart
Least Nighthawk
Smallest Chordeiles; brown and buff mottled above; pale buff underparts with dark barring; small white throat patch in male; narrow white wing bar; white or buff tail spots. 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
Least Nighthawk
The smallest Chordeiles nighthawk (~30 g), family Caprimulgidae, inhabiting open cerrado, caatinga, and rocky savanna in eastern and central South America. Very small with brown and buff cryptic plumage; white tail band in males. Hunts small insects aerially at dusk. Least Concern in open lowland habitats.
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.