White-cheeked Tern
Sterna repressa
The white-cheeked tern (Sterna repressa) is a species of tern in the family Laridae. It is found around the coasts on the Red Sea, around the Horn of Africa to Kenya, in the Persian Gulf and along the Iranian coast to Pakistan and western India.
Most of this species is migratory, although those in East Africa may remain there all year. It breeds in colonies of 10–200 pairs. These colonies can consist of a mixture of tern species.