Murray Cooper / Silvery Grebe (Podiceps occipitalis), Ecuador
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Murray Cooper / Silvery Grebe (Podiceps occipitalis) trio, Ecuador
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Andy Rouse / Silvery grebe (Podiceps occipitalis) pair, one with chick on back, Falkland Islands
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Andy Rouse / Silvery grebe (Podiceps occipitalis) on lake, Falkland Islands
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Andy Rouse / Silvery grebe (Podiceps occipitalis) with chick on back, Falkland Islands
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Pete Oxford / Silvery Grebe (Podiceps occipitalis) Pebble Island, off north coast of West Falkland, Falkland Islands
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Pete Oxford / Silvery Grebe (Podiceps occipitalis), Pebble Island, Falkland Islands
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Gabriel Rojo / Silvery grebe on nest with eggs {Podiceps occipitalis} La Pampa, Argentina
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Gabriel Rojo / Silvery grebe carrying chick on back {Podiceps occipitalis} La Pampa, Argentina, Macachin
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Gabriel Rojo / Silvery grebe {Podiceps occipitalis} La Pampa, Argentina
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Gabriel Rojo / Silvery grebe with material for nest {Podiceps occipitalis} La Pampa, Argentina
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Gabriel Rojo / Silvery grebe on nest {Podiceps occipitalis} La Pampa, Argentina Macachin
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Gabriel Rojo / Silvery grebe on nest {Podiceps occipitalis} La Pampa, Argentina Atreu-co
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Gabriel Rojo / Silvery grebe {Podiceps occipitalis} La Pampa, Argentina Atreu-co
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Gabriel Rojo / Silvery grebe feeds chick on back {Podiceps occipitalis} La Pampa, Argentina Macachin
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Gabriel Rojo / Silvery grebe on nest with eggs {Podiceps occipitalis} La Pampa, Argentina Atreu-co
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Gabriel Rojo / Silvery grebe (Podiceps occipitalis) sitting on nest made of green algae on water, La Pampa, Patagonia, Argentina.
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Ugo Mellone / Hooded grebes (Podiceps gallardoi) and Silvery grebe (Podiceps occipitalis) on lake during the breeding season, Patagonia National Park, Santa Cruz, Argentina.
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Ugo Mellone / Hooded grebes (Podiceps gallardoi) pair dancing in breeding display with a silvery grebe (Podiceps occipitalis) interloper, Patagonia National Park, Santa Cruz, Argentina. Cropped.
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Ugo Mellone / Hooded grebe (Podiceps gallardoi) confrontation with silvery grebe (Podiceps occipitalis), defending floating nest in lake, Patagonia National Park, Santa Cruz, Argentina.
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Ugo Mellone / Silvery grebe (Podiceps occipitalis) attempting to join Hooded grebes (Podiceps gallardoi) during a breeding display, Patagonia National Park, Santa Cruz, Argentina. Cropped.