Thayer's Gull (thayeri)

(last update: January 22, 2013)

Coordinators:
Amar Ayyash (USA)
Mars Muusse (Netherlands)

Thayer's Gull 1st cycle (1CY), December 28 2012, Niagara River, New York. Picture: Amar Ayyash.

Visit: Amar's weblog.

In juvenile plumage.