First summer plumage, San Joaquin Marsh, Orange Co., 5-07. © John C. Avise. |
Bonaparte's Gull Larus philadelphia Charadriiformes; Laridae Click on images for full screen Web design by Peter J. Bryant |
First summer plumage, San Joaquin Marsh, Orange Co., 5-07. © John C. Avise. |
Adult, alternate plumage, Fairbanks, AK., 5-09. © John C. Avise. |
Basic plumages, Santa Ana River Mouth, Orange Co., 5-06. © John C. Avise. |
Adult, basic plumage, Seattle, WA., 8-06. © John C. Avise. |
First-winter plumage, Eldorado Park, Los Angeles Co., 2-07. © John C. Avise. |
First-winter plumage, Eldorado Park, Los Angeles Co., 2-07. © John C. Avise. |
First-winter plumage, Eldorado Park, Los Angeles Co., 2-07. © John C. Avise. |
First-winter plumage, Eldorado Park, Los Angeles Co., 2-07. © John C. Avise. |
First-winter plumage, San Joaquin Marsh, Orange Co., 5-07. © John C. Avise. |