 Ring-billed Gull, 1st cycle (#1 of 4) |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle (#2 of 4) |
 Ring-billed Gull, 1st cycle (#3 of 4) |
 Ring-billed Gull, 1st cycle (#4 of 4) |
 Ring-Billed Gull, 1st cycle (#1 of 2) |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle (#2 of 2) |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, 2bd cycle |
 Ring-billed Gull, 2nd cycle |
 Ring-billed Gull, 2nd cycle |
 Ring-billed Gull, 2nd cycle |
 Ring-billed Gull, 2nd cycle with adult (right) |
 Ring-billed Gull, 2nd cycle |
 Ring-billed Gull, 2nd cycle |
 Ring-billed gull, 2nd cycle |
 Ring-billed Gull, 2nd cycle |
 Ring-billed Gull, basic adult |
 Ring-billed Gull, basic adult |
 Ring-billed Gull, basic adult |
 Ring-billed Gull, basic adult |
 Ring-billed Gull, basic adult |
 Ring-billed Gull, basic adult |
 Ring-billed Gull, basic adult |
 Ring-billed Gull, basic adult (schizochroic) |
 Ring-billed Gull, schizochroic, basic adult |
 Ring-billed Gull, schizochrioc, basic adult |
 Ring-billed Gull, 1st cycle |
 Ring-billed Gull, adult (1 of 2) |
 Ring-billed Gull, adult (1 of 2) |
 California Gull, 1st cycle |
 Ring-billed Gull, 1st cycle |