Urban common silver gulls, chroicocephalus novaehollandiae one by one flying up to the rocky shore, foraging on bread crumbs at night in downtown Brisbane

bird seagull gull sea water white wildlife beak beach fly wild australia laridae habitat coastal silver common pacific brisbane melbourne red mackerel tarapunga chroicocephalus novaehollandiae scopulinus pacificus larus swim eat forage feed bill scavenge food shore seabird species feather rock rocky rippling wave perch walk urban park bread crumb