Prigogine's Nightjar vs Spotted Nightjar

Caprimulgus prigoginei verglichen mit Eurostopodus argus

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Side-by-Side Comparison

Merkmal Prigogine's Nightjar Spotted Nightjar
Wissenschaftlicher Name Caprimulgus prigoginei Eurostopodus argus
Ordnung Caprimulgiformes Caprimulgiformes
Familie Caprimulgidae Caprimulgidae
Erhaltungsstatus Data Deficient Least Concern
Länge
Flügelspannweite 32,2 cm (12.7 in) 42,7 cm (16.8 in)
Gewicht 57,5 g (2.03 oz) 102,5 g (3.62 oz)
Ernährung Nocturnal insectivore feeding on moths, termites, and flying beetles caught in aerial sallies over savanna … Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian …
Gelegegröße -- 1
Population Trend
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Habitat Comparison

Gemeinsame Lebensräume

Prigogine's Nightjar only

-

Spotted Nightjar only

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Song & Call Comparison

Prigogine's Nightjar

Gesang

Essentially unknown vocalizations; extremely rare Central African species; presumed churring trill; known from only two specimens; calls at night from forest

Spotted Nightjar

Gesang

Loud churring 'good-lord-deliver-us' repeated at dusk; melodic bubbling quality; also emits hollow 'cow-cow-cow' series and soft frog-like croaking

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Geographic Range & Migration

Prigogine's Nightjar

Found in Cameroon, Gabon, Equatorial Guinea, and the Republic of Congo. Resident in lowland rainforest and forest edge. Rare.

Spotted Nightjar

Resident and partial migrant of open woodland, grassland, and scrub across mainland Australia and migrating to New Guinea and Indonesia in winter.

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Erhaltungsstatus

Data Deficient

Prigogine's Nightjar

Least Concern

Spotted Nightjar

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How to Tell Them Apart

Prigogine's Nightjar

Gefieder

Dark blackish-brown upperparts with pale buff mottling and streaking; whitish throat patch; buff and brown barred underparts; data-deficient Albertine Rift endemic known from limited specimens.

Spotted Nightjar

Gefieder

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 …

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About These Birds

Prigogine's Nightjar

An extremely rare and poorly known nightjar described from a single specimen collected in the Itombwe Mountains of eastern Democratic Republic of Congo in 1955. No confirmed records since. Montane forest habitat. Classified as Endangered. Ecology virtually unknown.

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.

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