 Silltrut Lesser Black backed Gull Larus fuscus sp
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 Mongolian Gull (Larus mongolicus) Third calendar year *on the right* Mai Po Nature Reserve Hong Kong
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 Vega Gull (Larus vegae) *centre right* Hong Kong Mai Po Nature Reserve Hong Kong
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 Silltrut (Heuglin's) Larus fuscus, juvenil
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 Heuglin's gull
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