BONAPARTE'S GULL, COMMON TERN & RING-BILLED GULL, ROTARY SUNRISE LAKE PARK, WHITBY, ONTARIO, 7/9/2023

   In the first photo, the gull on the left is Bonarparte's Gull; the small tern in the middle is a Common Tern and the gull on the right is a Ring-billed Gull.  The second photo shows a close-up of the Bonarparte's Gull.