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California
Ring-billed Gull
Larus delawarensis
 (L 17.5" WS 48" Wt 1.1 lb)
Shadow Cliffs
Pleasanton
27Dec2008
Most will nest in the interior near
fresh water far from the coast.
Point Reyes
13Jun2012
Juveniles
Black ring on bill distinctive from
other gulls which may have red
or black spots on the bill.
Larus in Latin means rapacious seabird.
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