Black-headed Gull Larus ridibundus |
First calendar-year (1W), December 2004
Second calendar-year (1W) in flight, January 2005
Second calendar-year (1W), January 2005
Second calendar-year (1S) in flight, May 2005
Second calendar-year (1S), June 2006
Adult, winter plumage, December 2004
Adult, winter plumage, January 2005
Adult, breeding plumage, March 2004
Adults, breeding plumage, June 2003
Albinistic adult, September 2003
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