Slaty-backed Gulls

Slaty-backed Gull

St. Paul Island, Alaska

Slaty-backed Gull

St. Paul Island, Alaska

Slaty-backed Gull

St. Paul Island, Alaska

Slaty-backed Gull

St. Paul Island, Alaska

Slaty-backed Gull

St. Paul Island, Alaska

Slaty-backed Gull

St. Paul Island, Alaska

Slaty-backed Gull (with Glaucous-winged Gull)

St. Paul Island, Alaska

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA

Slaty-backed Gull

Vasona Lake County Park, Los Gatos, Santa Clara County, CA