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- Apus leuconyx
Preferred habitats include mountains and human habitations, usually near water.
Highly gregarious, high flying and fast, this swift can be found flying over towns and sea coasts as well as forested mountains.
Feeds on various insects, taken in flight.
Breeds from March to May in Nepal. Nests in colonies on cliff walls, building a half-cup, made with plant parts and agglutinated together with saliva. Does sometimes use old nests of Nepal House-Martins. Lays 1 to 3 eggs.
- Clements, JF. 2011. The Clements Checklist of Birds of the World. 6th ed., with updates to August 2011. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/downloadable-clements-checklist
- Gill, F and D Donsker (Eds). 2011. IOC World Bird Names (version 2.10). Available at http://www.worldbirdnames.org/.
- BirdForum Opus contributors. (2022) Blyth's Swift. In: BirdForum, the forum for wild birds and birding. Retrieved 28 May 2022 from https://www.birdforum.net/opus/Blyth%27s_Swift