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 2CY, March 18 2013, IJmuiden, the Netherlands. Picture: Lars Buckx.

Only single inner lower covert and no tertials replaced in post-juvenile moult. With adult Caspian Gull.

below: with 3CY Herring Gull.