Larus delawarensis / Ring-billed gull (Larus delawarensis)
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Wikipedia: Ring-billed gull Quelle: OTHER 1200px-Ring-billed_gull_in_Red_Hook_%2842799%29.jpg
Systematik: Gattung Larus; Unterfamilie Möwen (Larinae); Familie Reiher (Laridae)
Allgemein:
The ring-billed gull (Larus delawarensis) is a medium-sized gull. The genus name is from Latin Larus which appears to have referred to a gull or other large seabird. The specific delawarensis refers to the Delaware River.[2]
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