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Boneparte's Gull

Chroicoephalus philadelphis

1 Species ID Suggestions

Bonaparte's Gull
Chroicocephalus philadelphia


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1 Comment

Caleb Steindel
Caleb Steindel 7 years ago

This is a bonaparte's gull in winter plumage. In breeding plumage, during april-august, their facemask is black. great spotting

RogerHagerman
Spotted by
RogerHagerman

California, USA

Spotted on Dec 6, 2013
Submitted on Feb 9, 2014

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