Höckerschwan; Singschwan; Zwergschwan Cynus olor; Cynus cynus; Cygnus bewickii 1. Alter, 2. junger Höckerschwan. 3. Alter, 4. junger unveränderlicher Schwan. 5. Singschwan. 6. Zwergschwan. High resolution image |
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Am Abendeinfall. High resolution image |
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