- Caprimulgus celebensis
Identification
24 - 30 cm. Sexes similar
- upperparts greyish-brown streaked blackish-brown
- no (full) nuchal collar: half (hind) nuchal collar buff
- lesser coverts dark brown speckled tawny and buff
- rest of wing-coverts greyish-brown, boldly spotted buff, pale buff and tawny
- scapulars blackish-brown with buffish edges
- throat patch white
- underparts greyish-brown, speckled and spotted brown, greyish-white and buff, becoming buff barred brown on belly and flanks
- Outer wing dark but second, third and fourth outermost primaries have white spot
- two outermost tail feathers have (fairly extensive) white tips
Subspecies jungei has smaller white tips to the two outermost tail feathers.
Similar species
Satanic Nightjar has smaller white patches in the wings and no white in the tail. It is darker and more spotted.
Savannah Nightjar has a shorter tail and is more uniform (grey upperparts, tail and inner wing of Sulawesi contrasting with other darker plumage). Male has more white in outer tail feathers than Sulawesi, female less.
Great Eared Nightjar has uniform rufous wings with no white, pale scapulars and a dark body. It has a thin white (front) to buff nuchal collar and no white throat.
Large-tailed Nightjar is extra-limital. It is larger and less plain with larger white wing spots.
Distribution
Endemic to north Sulawesi and Sulu Islands, Indonesia.
A locally fairly common restricted-range species. Most often seen in Tangkoko Nature Reserve.
Taxonomy
Two subspecies recognized:
- C. c. celebensis on Sulawesi and Butung Island
- C. c. jungei on Sula Islands (Taliabu and Mangole)
Sometimes considered conspecific with Philippine Nightjar.
Habitat
Moist lowland forests and mangrove forests. Also in secondary forest and coastal bushes.
Behaviour
Diet
Feeds probably on insects.
Hawks after prey in agile and buoyant flight.
Breeding
No information.
Movements
Presumably a sedentary species.
References
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2014. The eBird/Clements checklist of birds of the world: Version 6.9., with updates to August 2014. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
- Gill, F and D Donsker (Eds). 2015. IOC World Bird Names (version 5.2). Available at http://www.worldbirdnames.org/.
- Handbook of the Birds of the World Alive (retrieved June 2015)
Recommended Citation
- BirdForum Opus contributors. (2024) Sulawesi Nightjar. In: BirdForum, the forum for wild birds and birding. Retrieved 22 December 2024 from https://www.birdforum.net/opus/Sulawesi_Nightjar
