On the 28th of may Zbyszek Kajzer read the Croatian Black-headed gull (Larus ridibundus) in Trzesacz (Baltic Sea). It's quite interesting, becouse normally we observed gulls with Croatian rings in Poland from early Autumn to Winter.
fot. Zbyszek Kajzer
1 comment:
Hi!
Nice recovery!
Can you send me details on sighting so I can send you life history?
That one was seen in Denmark in February 2011.
cheeers
Luka
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