Savanna Nightjar vs Heinrich's Nightjar
Caprimulgus affinis comparado con Eurostopodus diabolicus
Side-by-Side Comparison
| Atributo | Savanna Nightjar | Heinrich's Nightjar |
|---|---|---|
| Nombre científico | Caprimulgus affinis | Eurostopodus diabolicus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Caprimulgidae | Caprimulgidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 31,9 cm (12.6 in) | 39,9 cm (15.7 in) |
| Peso | 74,16666666666667 g (2.62 oz) | 104,0 g (3.67 oz) |
| Dieta | Nocturnal aerial feeder on moths, beetles, and flying bugs; forages in open areas near woodland … | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. |
| Tamaño de la puesta | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Ninguno
Savanna Nightjar only
Heinrich's Nightjar only
Song & Call Comparison
Savanna Nightjar
Loud, churring 'chwerrr'; resonant trill from South and Southeast Asian open habitats; calls from bare ground and burnt areas; very common nocturnal sound
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
Geographic Range & Migration
Savanna Nightjar
Found in Indonesia and the Philippines on Sulawesi, Mindanao, and adjacent islands. Resident in lowland forest edge and scrub.
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
Estado de conservación
Savanna Nightjar
Heinrich's Nightjar
How to Tell Them Apart
Savanna Nightjar
Pale greyish-brown upperparts with black shaft streaks and buff spotting; whitish supercilium and moustachial stripe; white throat patch; males show large white outer tail patches; widespread across South and Southeast …
Heinrich's Nightjar
Rufous-brown and dark brown mottled with buff vermiculations; large pale buff throat patch; pale buff supercilium; no white wing markings; tail darkly barred brown and buff. Poorly known; Sulawesi endemic.
About These Birds
Savanna Nightjar
Chotacabras de sabana de 22–26 cm, ampliamente distribuido en el sur de Asia, el sureste asiático y las islas del Pacífico oriental.
Heinrich's Nightjar
A medium Caprimulgidae nightjar (~104 g) endemic to the forest and forest-edge habitats of Sulawesi, Indonesia. Cryptically patterned brown-and-buff. Nocturnal insectivore; catches moths and beetles in aerial sallies. Little studied and rarely encountered in the field. Least Concern within its Sulawesi range.