NONBREEDING BONAPARTE'S GULLS, NONBREEDING LITTLE GULL & NONBREEDING RING-BILLED GULL , QUEENS ROYAL PARK, NIAGARA-ON-LAKE, ONTARIO, 9/26/2021

      The nonbreeding Bonaparte's Gull is shown in the first photo.  In the second photo the gull on the upper left is a nonbreeding Ring-billed Gull, the very small gull behind it is a nonbreeding Little Gull and the other gulls are nonbreeding Bonaparte's Gulls.  In the third photo the small gull in the foreground is a nonbreeding Bonaparte's Gull and the larger gull is a nonbreeding Ring-billed Gull.