Common Tern – Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo Common Tern - Sterna hirundo