979-7005 - First winter coloration Bonaparte's gull (Larus philadelphia) in flight over the calm waters of Fresh Water Bay on Chichagof Island in Southeastern Alaska, USA. Pacific Ocean.
979-1957 - First summer coloration Bonaparte's gull (Larus philadelphia) in the calm waters of Takatz Bay on Baranof Island in Southeastern Alaska, USA. Pacific Ocean.
979-5940 - Adult Bonaparte's Gull (Larus philadelphia) feeding on the oceans surface at sunrise off Isla San Esteban in the middle Gulf of California (Sea of Cortez), Mexico.
979-5941 - Adult Bonaparte's Gull (Larus philadelphia) feeding on the oceans surface at sunrise off Isla San Esteban in the middle Gulf of California (Sea of Cortez), Mexico.
979-7006 - First winter coloration Bonaparte's gull (Larus philadelphia) in flight over the calm waters of Fresh Water Bay on Chichagof Island in Southeastern Alaska, USA. Pacific Ocean.
979-2890 - First summer coloration Bonaparte's gull (Larus philadelphia) in the calm waters of Takatz Bay on Baranof Island in Southeastern Alaska, USA. Pacific Ocean.
979-5939 - Adult Bonaparte's Gull (Larus philadelphia) feeding on the oceans surface at sunrise off Isla San Esteban in the middle Gulf of California (Sea of Cortez), Mexico.
979-2891 - First summer coloration Bonaparte's gull (Larus philadelphia) in the calm waters of Takatz Bay on Baranof Island in Southeastern Alaska, USA. Pacific Ocean.
979-1956 - Juvenile Bonaparte's gull (Larus philadelphia) in the calm waters of Takatz Bay on Baranof Island in Southeastern Alaska, USA. Pacific Ocean.