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| Jeff Poklen | profile | all galleries >> Gulls >> Aberrant Plumage/Structure | tree view | thumbnails | slideshow |
 possible Glaucous-winged x Herring Gull hybrid (right center) (#1 of 3) |
 possible Glaucous-winged x Herring Gull hybrid, 1st cycle (#2 of 3) |
 possible Glaucous-winged x Herring Gull hybrid, 1st cycle (#3 of 3) |
 Heermann's Gull, basic adult |
 Heemann's Gull, basic adult |
 Heermann's Gull, non-breeding adult |
 Western Gull, 1st cycle (#1 of 2) |
 Western Gull, 1st cycle (#2 of 2) |
 Another Western Gull for comparison. Thanks to Alvaro Jaramillo for the photo |
 Mew Gull, 1st cycle |
 probable California Gull, 1st cycle |
 Western Gull, 1st cycle (#1 of 2) |
 Western Gull, 1st cycle (#2 of 2) |
 Glaucous-winged Gull, 2nd cycle |
 hook-billed California Gull, 2nd cycle |
 possible GW x HERG, 1st cycle |
 probable GW x WEGU, 3rd cycle, bleached and leucistic |
 presumed GWGU, 2nd cycle - bleached and/or leucistic? (#1 of 4) |
 presumed GWGU, 2nd cycle - bleached and/or leucistic? (#2 of 4) |
 presumed GWGU, 2nd cycle - bleached and/or leucistic? (#3 of 4) |
 presumed GWGU, 2nd cycle - bleached and/or leucistic? (#4 of 4) |
 Western Gull, partially leucistic 1st cycle |
 Western Gull, 1st cycle |
 Western Gull, 2nd cycle |
 probable Western Gull, 1st cycle, leucistic (#1 of 2) |
 probable Western Gull, 1st cycle, leucistic (#2 of 2) |
 Herring Gull, basic 3rd cycle with tongue protruding from upper-throat skin (#1 of 2) |
 Herring Gull, basic 3rd cycle with tongue protruding from upper-throat skin (#2 of 2) |
 California Gull, possible 3rd cycle with tongue penetrating throat |
 GWGU, aberrant 1st cycle |
 hook-billed Western Gull, 1st cycle |