Heinrich's Nightjar vs Great Eared-nightjar
Eurostopodus diabolicus в сравнении с Lyncornis macrotis
Side-by-Side Comparison
| Характеристика | Heinrich's Nightjar | Great Eared-nightjar |
|---|---|---|
| Научное название | Eurostopodus diabolicus | Lyncornis macrotis |
| Отряд | Caprimulgiformes | Caprimulgiformes |
| Семейство | Caprimulgidae | Caprimulgidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 39,9 cm (15.7 in) | 53,3 cm (21.0 in) |
| Масса | 104,0 g (3.67 oz) | 135,25 g (4.77 oz) |
| Питание | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. | Hawks large flying insects at night; one of the largest nightjars; forages over SE Asian … |
| Размер кладки | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
Great Eared-nightjar
Loud, far-carrying 'pee-WEERR' or 'yaak'; often repeated steadily; distinctive wailing whistle over forest; alarm a sharp 'creek'; one of Asia's largest nightjar calls
Geographic Range & Migration
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
Great Eared-nightjar
Resident of forest edge, open woodland, and scrub across South and Southeast Asia from India and Sri Lanka east to the Philippines and Sulawesi.
Охранный статус
Heinrich's Nightjar
Great Eared-nightjar
How to Tell Them Apart
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.
Great Eared-nightjar
Largest nightjar; grey-brown and rufous with dark vermiculations; very long prominent ear-tufts; buff-orange throat; no white wing patches; boldly barred tail; rufous hues stronger than Malay congener.
About These Birds
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.
Great Eared-nightjar
The largest nightjar of the Asian region (~135 g), family Caprimulgidae, of forest and forest edge from Sri Lanka through Southeast Asia to the Philippines. Distinctive erect ear tufts give an owl-like appearance. Wingspan ~53 cm. Hunts large moths and beetles at night. Calls with eerie wailing notes. Least Concern.