A #GreatBlackBackedGull wandered too close to the colony at @RSPB #Belfast #WindowOnWildlife and got mobbed by the #BlackHeadedGulls and #LesserBlackBackedGulls.
A seriously impressive bird but the others weren’t impressed.

#nature #NaturePhotography #wildlife #bird #birds #seabird #gull #behaviour #attack #mobbing #intruder #IntruderAlert #breeding #BelfastHarbourEstate #RSPB