By Ron Knight from Seaford, East Sussex, United Kingdom - Damara Tern https://commons.wikimedia.org/w/index.php?curid=24407135
Sterretjie
Sources:
(*) https://en.wikipedia.org/wiki/Damara_tern
(*) https://ebird.org/species/damter2
(*) https://search.macaulaylibrary.org/catalog?taxonCode=damter2