Putative Western Lesser Black-backed Gull (Larus fuscus graellsii)
Judged only on upper part colors we cannot safely dismiss an intergrade between intermedius and graellsii, but it is paler than a classical Danish breeding intermedius.
Judged only on upper part colors we cannot safely dismiss an intergrade between intermedius and graellsii, but it is paler than a classical Danish breeding intermedius.
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