"Researchers from the University of Otago, Canterbury University and Te Papa have analysed ancient DNA and bone dimensions and proven the swan was a unique species. They have named it the poūwa (Cygnus sumnerensis)."
Link to story: http://www.radionz.co.nz/news/national/ ... black-swan
Discussion about the evolution, relationships, and naming of New Zealand birds
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- Michael Szabo
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