Common Black-headed Gull - Hettemåke

Chrococephalus ridibundus

 

Østensjøvannet, Norway, July 2, 2010

Copyright - Per Holmen

Klåstadkilen, Norway, June 29, 2011

Fornebu, Norway, June 10, 2012

Østensjøvannet, Oslo, Norway, July 3, 2016