Place: Lerida, Catalunya, Spain
Dates: 25 June 2017.
[Apus apus, Family Apodidae, Order Apodiformes, Wikipedia Entry: Common swift]
The sound of the swift (borrowed from the Xeno-Canto website, recordist Patrik Åberg)
Distribution and sightings of the common swift across the British Isles (borrowed and modified from the Bird Atlas Mapstore).
Marnix's Bird Gallery 