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by Hans Verhoeven
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by Daniele Occhiato
|  Eurasian Siskin - Lucherino - Erlenzeisig - Carduelis spinus
by Stefano Ceriani
|  Eurasian siskin ( Grönsiska )
by DavidA
|  Tarin des pins (Pine Siskin)
by Ghislaine et Réal Boulet
|
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by marcvanmeeuwen
|  Nov 19-23, 2010 - Saint Paul, MN
by Brooks Rownd
|  Pine Siskin
by Margaret Sloan and Bret Mossman
|  Sijs - Eurasian Siskin - Carduelis spinus
by Arie Ouwerkerk
|  Siskin-Carduelis spinus
by Ron van Rossum
|