Place: Farm House, Ramsey Island
Date: 19 July 2018.
Place: Lighthouse, Bardsey Island, Gwynedd
Date: 19 May 2019.
Place: Walled Garden, Stackpole Court, Pembrokeshire
Date: 21 July 2020.
[Delichon urbicum, Family Hirundinidae, Order Passeriformes, Wikipedia Entry: Common house martin]
The sound of the house martin (borrowed from the Xeno-Canto website, recordist Patrik Åberg)
Distribution and sightings of the house martin across the British Isles (borrowed and modified from the Bird Atlas Mapstore).
Marnix's Bird Gallery 