 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gulls, early 1st cycle (lower) with 2nd cycle (#1 of 2) |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle (#2 of 3) |
 Thayer's Gull, 1st cycle (#3 of 3) |
 Thayer's Gull, 1st cycle with WEGU |
 L-R: 1st cy THGU, presumed GW x WEGU, 1st cy (#1 of 2) |
 L-R: adult WEGU, 1st cy THGU (#2 of 2) |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's/Kumlien's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayere's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle (#1 of 2) |
 Thaner's Gull, 1st cycle (#2 of 2) |
 Thayer's Gull, 1st cycle (#1 of 2) |
 Thayer's Gull, 1st cycle (#2 of 2) |
 Thayer's Gull, 1st cycle (#1 of 2) |
 Thayer's Gull, 1st cycle (#2 of 2) |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle (#1 of 2) |
 Thayer's Gull, 1st cycle (#2 of 2) |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle (mid left) with 1st cy GWGU |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayere's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle (left) with 2 probable GW x WEGUs |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, bleached 1st cycle |
 Thayer's/Kumlien's Gull (center), 1st cycle (#1 of 2) |
 Thayer's/Kumlien's Gull, 1st cycle (#2 of 2) |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 presumed THGU, bleached 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle (#1 of 4) |
 Thayer's Gull, 1st cycle (#2 of 4) |
 Thayer's Gull, 1st cycle (#3 of 4) |
 Thayer's Gull, 1st cy, (#4 of 4) |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, 1st cycle |
 Thayer's Gull, bleached 2nd cycle (#1 of 2) |
 Thayer's Gull, bleached 2nd cycle (#2 of 2) |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle (#1 of 2) |
 Thayer's Gull, 2nd cycle (#2 of 2) |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle |
 presumed Thayer's gull, 2nd cycle (#1 of 2) |
 presumed Thayer's Gull, 2nd cycle (#2 of 2) |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle (left) with 1st cycle Glaucous-winged Gull |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle (#1 of 2) |
 Thayer's Gull, 2nd cycle (#2 of 2) |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle (#1 of 2) |
 Thayer's Gull, 2nd cycle (#2 of 2) |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle (#1 of 3) |
 Thayer's Gull, 2nd cycle (#2 of 3) |
 Thayer's Gull, 2nd cycle (#3 of 3) |
 Thayer's Gull, 2nd cycle |
 Thayer's Gull, 2nd cycle (#1 of 2) |
 Thayer's Gull, 2nd cycle (#2 of 2) |
 Thayer's Gull, 2nd cycle (#1 of 2) |
 Thayer's Gull, 1st cycle (#2 of 2) |
 Thayer's Gull, 2nd cycle |
 Thaner's Gull, 2nd cycle |
 Thayer's Gull, 3rd cycle (#1 of 4) |
 Thayer's Gull, 3rd cycle (#2 of 4) |
 Thayer's Gull, 3rd cycle (#3 of 4) |
 Thayer's Gull: 3rd cycle (left), 1st cycle (center) |
 Thayer's Gull, 3rd cycle (#4 of 4) |
 Thayer's Gull, 3rd cycle |
 Thayer's Gull, 3rd cycle |
 Thayer's Gull, 3rd cycle |
 Thayer's Gull, 3rd cycle (#1 of 3) |
 Thayer's Gull, 3rd cycle (#2 of 3) |
 Thayer's Gull, 3rd cycle (#3 of 3) |
 Thayer'Gull, 3rd cycle |
 Thayer's Gull, 3rd or 4th cycle |
 Thayer's Gull, 3rd cycle |
 Thayer's Gull, basic adult (#1 of 2) |
 Thayer's Gull, basic adult (#2 of 2) |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult (#1 of 2) |
 Thayer's Gull, basic adult (#2 of 2) |
 Thayer's Gull, basic adult |
 Thayer's Gull, adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult (#1 of 2) |
 Thayer's Gull, basic adult (#2 of 2) |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 THGU (front) with probable GW x HERG hybrid (rear), both basic adults (#1 of 2) |
 THGU (front) with probable GW x HERG hybrid (rear) both basic adults (#2 of 2) |
 Thayer's Gull, adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, adult |
 THGU (right) with presumed GW x WEGU, both basic adults |
 top to bottom: Western, Thayer's, Glaucous-winged, all basic adults |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull with probable GW x WEGU; both adults |
 Thayer's Gull, basic adult |
 Thayer's Gull, adult with 1st cycle Western Gulls |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gulls, basic adults |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult (#1 of 2) |
 Thayer's Gull, basic adult (#2 of 2) |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Thayer's Gull, basic adult |
 Primary patterns of 3 adult Thayer's Gulls |
 Primary patterns of adult HERG & THGU - P10 on HERG not fully grown |