Black-necked greebe - Podiceps nigricollis
by mvphoto
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Pied-billed Grebe - Podilymbus podiceps
by mvphoto
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Podiceps ruficollis (little grebe-tuffetto)
by robertoparmiggiani
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Podiceps cristatus
by Marco Chemollo
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Grèbe à bec bigarré - Pied-billed grebe - Podilymbus podiceps
by Michel Blachas
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Great-crested greebe - Podiceps cristatus
by mvphoto
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Horned Grebe (Podiceps auritus)
by Joakim Ekman
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Podiceps nigricollis (Black necked grebe-svasso piccolo)
by robertoparmiggiani
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Kuifduiker - Horned Grebe - Podiceps auritus
by Ton, Ben & Rob Nagtegaal
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fuut Podiceps cristatus
by Juliette
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