Dah Professor:
Great Black-backed Gull
Dah Professor:
Oystercatcher and Gull
Dah Professor:
Great Black-backed Gull
Dah Professor:
Great Black-backed Gull
Dah Professor:
Great Black-backed Gull
Dah Professor:
Great Black-backed Gull
Dah Professor:
Herring Gull?
Dah Professor:
Great Black-backed Gulls