Freckled Nightjar vs Lesser Nighthawk
Caprimulgus tristigma ile kıyaslandığında Chordeiles acutipennis
Side-by-Side Comparison
| Özellik | Freckled Nightjar | Lesser Nighthawk |
|---|---|---|
| Bilimsel Ad | Caprimulgus tristigma | Chordeiles acutipennis |
| Takım | Caprimulgiformes | Caprimulgiformes |
| Familya | Caprimulgidae | Caprimulgidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 34,4 cm (13.5 in) | 33,0 cm (13.0 in) |
| Ağırlık | 79,88333333333334 g (2.82 oz) | 50,0 g (1.76 oz) |
| Beslenme | Nocturnal aerial insectivore, hawking moths, beetles, and other flying insects in sustained sallying flight over … | Hawks small flying insects at dusk and dawn over North and South American arid scrub … |
| Kuluçka Büyüklüğü | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Hiçbiri
Freckled Nightjar only
Hiçbiri
Lesser Nighthawk only
Song & Call Comparison
Freckled Nightjar
Loud, dog-like 'bow-wow' or 'woof-woof'; unusual barking call for a nightjar; carries across rocky African outcrops; alarm a sharp 'chek'; distinctive among all nightjars
Lesser Nighthawk
Loud purring trill; buzzy 'brrrrr' given in flight; lower and softer than Common Nighthawk; males display with booming wingbeats; calls at dusk over deserts
Geographic Range & Migration
Freckled Nightjar
Found in Borneo and Sumatra in lowland rainforest and peat swamp forest. Rare and seldom recorded; possibly resident year-round.
Lesser Nighthawk
Breeds in open arid scrub from southwestern USA south through Central America to western South America; winters in Mexico and northern South America.
Koruma Durumu
Freckled Nightjar
Lesser Nighthawk
How to Tell Them Apart
Freckled Nightjar
Heavily freckled dark grey and black upperparts resembling granite surfaces; whitish throat patch; underparts densely barred dark and pale; uniquely dark stone-coloured cryptic plumage adapted to rocky outcrops in Africa.
Lesser Nighthawk
Brown and buff mottled above; buff-white below with brown barring; white throat in male; white wing bar closer to wingtip than in Common Nighthawk; buff tail band. Female with buff …
About These Birds
Freckled Nightjar
A medium-sized nightjar (25-28 cm) found on rocky outcrops and boulder-strewn hillsides across sub-Saharan Africa. Distinctively speckled grey and brown plumage resembling lichen-covered rock. Crepuscular and nocturnal insectivore. Resident, with one of the most camouflaged plumages among nightjars.
Lesser Nighthawk
A small Caprimulgidae nighthawk (~50 g) of deserts, semi-arid scrub, and open woodland from the southwestern United States to Peru and Brazil. Brown-and-buff patterned; males have a white throat bar. Low, buoyant flight close to the ground at dusk. Hunts insects aerially. Migratory; Least Concern.