Titulní strana
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Ptáci
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Vrubozobí
/ Mergus merganser 1
morčák velký, Mergus merganser, Goosander, Gansesager
Mergus merganser 2
Czech Republic
Mergus merganser 4
Czech Republic
Mergus merganser 3
Czech Republic
Mergus merganser 5
Czech Republic
