Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid, with Herring Gull
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid
Jeffrey Offermann:
Probable Lesser Black-backed Gull x Herring Gull Hybrid