- Caprimulgus affinis
Includes Franklin's Nightjar
Plumage greyish brown with fine blackish mottles on upper parts.
Male: From all nightjars by all white outer tail feathers.Has white patchs on the wings.
Female: Entire tail greyish brown with buff wing patch.
From Large-tailed Nightjar by the slimmer appearance and short tail and lacking the bold markings on the upperparts of the former.
- C. a. monticolus:
- C. a. amoyensis:
- C. a. stictomus:
- C. a. griseatus:
- Northern Philippines
- C. a. mindanensis:
- Southern Philippines (Mindanao); sight record from Jolo (Sulu Arch.)
- C. a. affinis:
- Greater and Lesser Sundas
- C. a. propinquus:
- North-central and southern Sulawesi
- C. a. undulatus:
- Western Lesser Sundas (Sumbawa, Komodo and Flores)
- C. a. kasuidori:
- Central Lesser Sundas (Sumba and Sawu)
- C. a. timorensis:
- Eastern Lesser Sundas (Alor, Timor, Rote and Kisar)
Scrub, open country, grassland with open stoney patches. (Favourite nesting sites.)
Usualy solitary but small parties of three or four may hawk for insects together. Very vocal in flight,which is swifter and more erratic than Large-tailed Nightjar. Often seen sitting on tracks at dusk.
A harsh rasping high-pitch CHWEEZ uttered both in flight and at rest.
- Clements, JF. 2009. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2009. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
- BirdForum Opus contributors. (2021) Savanna Nightjar. In: BirdForum, the forum for wild birds and birding. Retrieved 27 January 2021 from https://www.birdforum.net/wiki/Savanna_Nightjar