Larus cachinnans

(last update: February 16, 2013)

Coordinator:
Greg Neubauer
Marcin Przymencki
Albert de Jong
Mars Muusse

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cachinnans plumages

Larus cachinnans 4cy, 11 January 2012, Boulogne-sur-Mer, NW France, Picture: Jean-Michel Sauvage.

Sharply border white mirror on P10 in combination with many immature coverts and tertials. Much black on bill.