Mediterranean Gull Larus melanocephalus
Gaivota-de-cabeça-preta (Gaivota do Mediterrâneo)
2011-02-24
Ponta Delgada, São Miguel
Adult,
© Richard Bonser, UK
Birding Azores
Ringed with yellow plastic ring. Same bird as in 2006/2007 and 2007/2008?

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