On Dec 30, 2008, rntx22 from Houston, TX (Zone 9a) wrote:
Adults are similar to Herring Gulls but have yellow legs. They have a grey back, slightly darker than Herring Gulls but lighter than Lesser Black-backed Gulls. They are much whiter-headed in autumn, and have more extensively black wing tips with few white spots, just as Lesser Black-backed. They have a red spot on the bill as adults, like the entire complex. There is a red ring around the eye like in the Lesser Black-backed Gull but unlike in the Herring Gull which has a dark yellow ring.
First-year birds have a paler head, rump and underparts than those of the Herring Gull. They have a dark bill and eyes, pinkish grey legs, dark flight feathers and a well-defined black band on the tail. They become lighter un the underparts and lose the upperpart patt... read more