I found a 2nd cycle Lesser Black-backed Gull on Carlyle Lake in Illinois on Saturday. This is the second September in a row that I've found a 2nd cycle LBBG here, both completing outer primary molt:
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Second Cycle LBBG. Carlyle, IL. 07 September 2013. |
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2nd Cycle LBBG. Carlyle, IL. 22 September 2012. |