Primary pattern comparison in Dutch adult Common Gulls
Category Archives: Common Gull
1CY Common Gull in full juvenile plumage – 20161118
Common Gull with deep tongue on P8 – 20160103
1CY Common Gulls, Stockholm – August 2015
Adult Common Gull White EJ38 – 20150710
Group effort: ring reading during sand suppletion activities at Scheveningen – 2015
Photos published in Lithuanian ‘Birds’ magazine – 201504
Primary pattern variation in adult Common Gull White E21C – 2013/2015
2CY Common Gull – 20150310
Adult Common Gull – 20150203
Gulls to the Horizon 