Arctic & Common Tern
 Arctic Tern, basic adult (#1 of 2) |
 Arctic Tern, basic adult (# 2 of 2) |
 Arctic Tern (above) & Common Tern (below) |
 Common Tern, alternate adult |
 Common Tern, alternate adult |
 Common Tern, alternate adult |
 Common Tern |
 Common Tern |
 Common Tern, 1st cycle |
 Common Tern, 1st cycle |
 Common Tern, 1st cycle |
 Common Tern,1st cycle (1 of 3) |
 Common Tern, 1st cycle (2 of 3) |
 Common Tern, 1st cycle (3 of 3) |
 Common Tern, 2nd cycle |
 Common Tern, 1st cycle |
 Common Tern, 1st cycle |
 Common Teren, juv. |
 Common Tern, juv. |
 Common Tern, juv. |
 Common Tern, juv. |
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