By https://www.flickr.com/photos/rainbirder - https://commons.wikimedia.org/w/index.php?curid=35853620
Swael
Sources:
(*) https://en.wikipedia.org/wiki/Mosque_swallow
(*) https://ebird.org/species/mosswa2
(*) https://search.macaulaylibrary.org/catalog?taxonCode=mosswa2