A presumed hybrid Mediterranean X Black-headed Gull in Hampshire
01 September 1970
Main paper
Plate 6; In 1968, 1969 and 1970 several Mediterranean Gulls Larus melanocepbalus summered in a colony of Black-headed Gulls L.ridibundusat Needs Oar Point, Hampshire; in 1968 one pair of Mediterranean Gulls and a mixed pair of the two species raised young...
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