Golden Nightjar vs Archbold's Nightjar
Caprimulgus eximius comparado com Eurostopodus archboldi
Side-by-Side Comparison
| Atributo | Golden Nightjar | Archbold's Nightjar |
|---|---|---|
| Nome científico | Caprimulgus eximius | Eurostopodus archboldi |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Caprimulgidae | Caprimulgidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 36,4 cm (14.3 in) | 41,0 cm (16.1 in) |
| Peso | 54,2 g (1.91 oz) | 77,0 g (2.72 oz) |
| Dieta | Nocturnal moth hawker; also takes beetles and winged termites in erratic aerial pursuits above dry … | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. |
| Tamanho da postura | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Golden Nightjar
Churring trill; repetitive 'chrrrr' from Sahel sandy scrub; calls at night from open terrain; alarm a sharp bark; poorly recorded for such a distinctive species
Archbold's Nightjar
Rarely recorded; presumed churring nocturnal song; low, resonant trilling typical of genus; vocalizations scarcely documented from highland New Guinea
Geographic Range & Migration
Golden Nightjar
Found in the Sahel zone of West Africa from Mauritania and Senegal east to Niger and Chad. Resident in sandy semi-desert and open scrub.
Archbold's Nightjar
Resident of montane forest in central New Guinea (Snow Mountains and Star Mountains) above 1,500 m; very poorly known.
Estado de conservação
Golden Nightjar
Archbold's Nightjar
How to Tell Them Apart
Golden Nightjar
Striking golden-ochre and black plumage; upperparts rich tawny-gold with bold black streaks; wings show large golden-buff spots on coverts; white throat and tail corners in males; uniquely warm coloration among …
Archbold's Nightjar
Brown and dark grey with rufous-buff vermiculations; whitish throat patch; pale buff supercilium contrasts with darker crown; no white wing or tail patches; tail barred; New Guinea highlands; few records.
About These Birds
Golden Nightjar
Noitibó do Saara de 22–25 cm, habita o Sahel e as terras áridas do norte da África.
Archbold's Nightjar
A small Caprimulgidae nightjar (~77 g) known from subalpine grasslands and forest margins in the interior mountains of New Guinea. Named after naturalist Richard Archbold. Cryptic brown-patterned plumage. Nocturnal insectivore. Infrequently observed; biology largely undescribed. Least Concern in its montane range.