John Gunning:
Crested Tern (Yellow bill).
John Gunning:
Crested Tern (Yellow Bill).
John Gunning:
Crested Tern, non breeding adult. (Thalasseus Bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Lesser Crested Tern.
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Thalasseus bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
John Gunning:
Crested Tern (Sterna bergii).
