Bonaparte's gull
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Bonaparte's gull is a gull found mainly in northern North America. At 28 to 38 cm in length, it is one of the smallest species of gull. Its plumage is mainly white with grey upperparts. During breedin
Bonaparte's Gull in breeding plumage 52016973462
Chroicocephalus philadelphia
Bonaparte's gull in immature (first-winter) plumage, showing the tail band and brown wing pattern cited in Ord's description of the species
Bonaparte's gull in fresh juvenile plumage; Whitehorse, Yukon
Ring-billed gull
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The ring-billed gull is a medium-sized gull native to North America, breeding in Canada and the northern Contiguous United States, and wintering mainly in the United States and northern Mexico. The ge
Larus delawarensis 021
Ring Billed Gull Winter
A winter plumage ring-billed gull in flight at Black Butte Lake, California
Adult in New York