Identification of Juvenile Yellow-legged Herring Gulls
01 August 1984
Main paper
With the northwards extension of the breeding and non-breeding ranges of the west Mediterranean yellow-legged race of the Herring Gull Larus argentatus michahellis* in recent years (Nicolau-Guillaumet 1977; de Heer 1981; Devillers & Potvliege 1981;...
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