Madagascar Nightjar vs Heinrich's Nightjar
Caprimulgus madagascariensis เปรียบเทียบกับ Eurostopodus diabolicus
Side-by-Side Comparison
| คุณสมบัติ | Madagascar Nightjar | Heinrich's Nightjar |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Caprimulgus madagascariensis | Eurostopodus diabolicus |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Caprimulgidae | Caprimulgidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 30.4 cm (12.0 in) | 39.9 cm (15.7 in) |
| น้ำหนัก | 42.333333333333336 g (1.49 oz) | 104.0 g (3.67 oz) |
| อาหาร | Crepuscular and nocturnal moth specialist; supplements diet with beetles and flying termites over open woodland. | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. |
| จำนวนไข่ | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Madagascar Nightjar
Churring call from Madagascar scrub; rhythmic 'trrr-trrr' at moderate tempo; endemic; calls at dusk and dawn from open woodland and hedgerows; alarm a sharp click
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
Geographic Range & Migration
Madagascar Nightjar
Found across sub-Saharan Africa from Senegal east to Ethiopia and south to South Africa. Resident in swampy grassland and wetland margins.
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
สถานะการอนุรักษ์
Madagascar Nightjar
Heinrich's Nightjar
How to Tell Them Apart
Madagascar Nightjar
Brown upperparts intricately patterned with black streaks and pale tawny freckles; buff-white throat band; underparts finely barred buff and dark brown; island endemic with slightly warmer coloration than continental African …
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
Madagascar Nightjar
A medium-sized nightjar (23-25 cm) endemic to Madagascar. Brown plumage with cryptic patterning for camouflage on the forest floor. Found in a variety of habitats from dry deciduous to humid rainforest. Nocturnal insectivore, feeding on moths and beetles in forest openings.
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.