Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

2/13/2016 Illinois Ornithological Society's Gull Frolic North Point Marina Lake County, Illinois

Glaucous Gull

1/30/2016 South Arsenal Road Will County, Illinois

Glaucous Gull

1/30/2016 South Arsenal Road Will County, Illinois

Glaucous Gull

1/30/2016 South Arsenal Road Will County, Illinois

Glaucous Gull vs. Herring Gull

1/30/2016 South Arsenal Road Will County, Illinois

Glaucous Gull vs. Herring Gull

1/30/2016 South Arsenal Road Will County, Illinois

Glaucous Gull

1/30/2016 South Arsenal Road Will County, Illinois

Glaucous Gull

1/19/2016 Will County, Illinois

Glaucous Gull

1/19/2016 Will County, Illinois