Robuta

https://davesbirdingdiary.blogspot.com/2019/04/sandwich-tern-sterna-sandvicensis-exe.html DavesBirdingDiary: Sandwich Tern ( Sterna sandvicensis ) . The Exe Estuary . Topsham . Devon sandwich tern sterna sandvicensis exe estuary topsham devon https://davesbirdingdiary.blogspot.com/2025/08/common-tern-sterna-hirundo-sandwich.html DavesBirdingDiary: Common Tern ( Sterna hirundo ) & Sandwich Tern ( Sterna sandvicensis ) . Bull... common tern sterna hirundo sandwich bull