Observed: May 28, 2011 @ 5:00 PM
Posted on: May 29, 2011 @ 8:30 AM (diff: 1 days)
The Ring-billed Gull (Larus delawarensis) is a medium-sized gull.
Adults are 49 cm (19 in) length and with a 124 cm (49 in) wingspan. The head, neck and underparts are white; the relatively short bill is yellow with a dark ring; the back and wings are silver gray; and the legs are yellow. The eyes are yellow with red rims. This gull takes three years to reach its breeding plumage; its appearance changes with each fall moult.