Order: CHARADRIIFORMES - Plovers, Sandpipers, and Allies
Family: LARIDAE - Gulls, Terns, and Skimmer
Thayer's Gull - Larus thayeri (1st Winter)Thayer's Gull - Larus thayeri (1st Winter)Thayer's Gull - Larus thayeri (1st Winter)Thayer's Gull - Larus thayeri (1st Winter)Thayer's Gull - Larus thayeriThayer's Gull - Larus thayeri