Lesser Black-backed Gull (Larus fuscus intermedius) with leucisme
This Lesser Black-backed Gull (ssp. intermedius) with symmetric aberrations in the colour of primary coverts was seen on the island Nordre Ronner, North Jutland in Denmark, on 2 May 2011.
1 comment:
Hi Kent,
Interesting to see that it is often the greater primary coverts which are affected. See some more examples here from The Netherlands:
Green M.ABT
Individual 2
indidivual 3
Excellent blog btw, thanks for sharing your observations.
Regards,
Maarten van Kleinwee
The Netherlands
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