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In the year 1697, the Dutch ship Geelvink commanded by Willem de Vlamingh landed on the western coast of Australia. While sailing up the Swan River, de Vlamingh and his sailors saw something extraordinary: black swans, native to Western Australia.
Until then, it was assumed that all swans were white. There was no real basis for this belief except that no one, before de Vlamingh’s voyage, had ever seen a black swan.
