Gulls and Terns
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Contents
Bonaparte's Gull
(Larus philadelphia) File:Bonaparte Gull.jpg
Ring-Billed Gull
(Larus delawarensis)
Herring Gull
(Larus argentatus)
Great Black-Backed Gull
(Larus marinus)
Caspian Tern
(Sterna caspia)
Common Tern
(Sterna hirundo)
Black Tern
(Chlidonias niger)