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A M E R I C A N H E R R I N G G U L L |
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Larus smithsonianus |
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| Immature | Immature | |
| Date: 21 December 2012 | Date: 21 December 2012 | |
| Location: Los Flamencos National Park, Colombia | Location: Los Flamencos National Park, Colombia | |
| © Trevor Hardaker | © Trevor Hardaker | |
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