Ring-billed Gull, non-breeding adultRing-billed Gull, breeding adultRing-billed Gull, breeding adultRing-billed Gull, breeding adultRing-billed Gull, breeding adultRing-billed Gull, breeding adultRing-billed Gull, diving for foodRing-billed Gull, emerging from water with mealRing-billed GullRing-billed GullRing-billed Gull with clamRing-billed Gull with clamRing-billed Gull, juvenile with cracked clamRing-billed GullRing-billed Gull