Fiery-necked Nightjar vs Spotted Nightjar
Caprimulgus pectoralis เปรียบเทียบกับ Eurostopodus argus
Side-by-Side Comparison
| คุณสมบัติ | Fiery-necked Nightjar | Spotted Nightjar |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Caprimulgus pectoralis | Eurostopodus argus |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Caprimulgidae | Caprimulgidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 31.9 cm (12.6 in) | 42.7 cm (16.8 in) |
| น้ำหนัก | 52.083333333333336 g (1.84 oz) | 102.5 g (3.62 oz) |
| อาหาร | Feeds at dusk and night on moths and large flying beetles caught in aerial sallies … | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … |
| จำนวนไข่ | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Fiery-necked Nightjar only
ไม่มี
Spotted Nightjar only
Song & Call Comparison
Fiery-necked Nightjar
Rich, melodic 'good-lord-deliver-us'; beautiful flute-like whistled phrase; most musical of African nightjars; calls from savanna woodland at dusk; unmistakable song
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
Fiery-necked Nightjar
Found in East Africa from Ethiopia south to Tanzania on mountain ranges. Resident in montane moorland and forest edge at 1,500–4,000 m.
Spotted Nightjar
Resident and partial migrant of open woodland, grassland, and scrub across mainland Australia and migrating to New Guinea and Indonesia in winter.
สถานะการอนุรักษ์
Fiery-necked Nightjar
Spotted Nightjar
How to Tell Them Apart
Fiery-necked Nightjar
Distinctive bold orange-rufous hindneck collar contrasting with dark brown crown; upperparts brown with black streaks and buff mottling; white throat patch; males show white outer tail spots; Africa's most recognisable …
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
Fiery-necked Nightjar
A medium-sized nightjar (23-25 cm) widespread across sub-Saharan African woodlands and savanna. Rich brown plumage with a bold rufous collar. Named for its extraordinary, unmistakable song: a prolonged, melodic good-lord-deliver-us call. Nocturnal insectivore; resident.
Spotted Nightjar
A medium Caprimulgidae nightjar (~103 g) of open woodland, spinifex grassland, and rocky ridges across mainland Australia. Intricately spotted and barred brown, grey, and buff. Cryptic by day on the ground among leaf litter. Crepuscular and nocturnal; feeds on flying insects caught in aerial pursuit. Least Concern.