Jaseur boréal - Seidenschwanz - Bombycilla garrulus
Switzerland 2005-02-20 Lutry
The 2004-2005 invasion of Bohemian Waxwings Bombycilla garrulus in Switzerland.
The invasion of Waxwings in 2004-2005 was the most important that Switzerland has seen in the last 50 years.
More than 8700 sightings were recorded during the period between 21/11/2004 and 23/05/2005.







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