peregrinus01:
probable Black-headed Gull x Ring-billed Gull - Plymouth Breakwater - Plymouth, MA 11/6
peregrinus01:
probable Black-headed Gull x Ring-billed Gull - Plymouth Breakwater - Plymouth, MA 11/6
peregrinus01:
probable Black-headed Gull x Ring-billed Gull - Plymouth Breakwater - Plymouth, MA 11/6
peregrinus01:
probable Black-headed Gull x Ring-billed Gull - Plymouth Breakwater - Plymouth, Massachusetts 11/6/11
peregrinus01:
probable Black-headed Gull x Ring-billed Gull - Plymouth Breakwater, Massachusetts 11/6/11