Kokmeeuw, Larus ridibundus, Black-headed gull 

 

Kokmeeuw, Larus ridibundus, Black-headed gull | Terschelling | Waddenzee
Kokmeeuw, Larus ridibundus, Black-headed gull | Waddenzee
Kokmeeuw, Larus ridibundus, Black-headed gull | Haven Lauwersoog | Waddenzee