Lesser Black-backed Gull (graellsii & intermedius)(last update: May 17 2015) |
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Lesser Black-backed Gull graellsii K.BNT adult, November 14 2016, Matosinhos beach, Matosinhos, Portugal. Picture: José Marques.Please visit José's FLICKR PHOTO STREAM and also José Blog "Seabirds Portugal". OBSERVATION REPORT P9 fully grown, P10 growing with small mirror. Bill with immature pattern. |