Adult, basic plumage, Doheney Beach, Orange Co., 2-06. © John C. Avise. |
Herring Gull Larus argentatus Charadriiformes; Laridae Click on images for full screen Web design by Peter J. Bryant |
Adult, alternate plumage, Dana Point, Orange Co., 9-06. © John C. Avise. |
Adult, basic plumage, Salton Sea, 3-08. © John C. Avise. |
First-winter plumage, Martin Co., FL., 1-08. © John C. Avise. |
Adult, alternate plumage, Copper Harbor, MI., 4-06. © John C. Avise. |