DescriptionSchwarzhalsschwan (C. melanocoryphus).jpg Object: black swan, Trauerschwan , C. atratus Source: self Photographer: Nils Fretwurst Date: December...
File:Black-necked Swan RWD.jpg Autor: DickDaniels (http://carolinabirds.org/) Lizenz: GNU 1.2+, CC BY-SA 3.0 Seite 27: File:Cygnus melanocoryphus at the Denver Zoo-2012...
File:Black-necked Swan RWD.jpg Autor: DickDaniels (http://carolinabirds.org/) Lizenz: GNU 1.2+, CC BY-SA 3.0 Seite 27: File:Cygnus melanocoryphus at the Denver Zoo-2012...
File:Black-necked Swan RWD.jpg Autor: DickDaniels (http://carolinabirds.org/) Lizenz: GNU 1.2+, CC BY-SA 3.0 Seite 2: File:Cygnus melanocoryphus at the Denver Zoo-2012...
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