New Zealand Birds
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11001-42005 Blue duck, or whio (Hymenoliamus malacorhynchos) female on nest beneath rock overhang. Recent genetic work suggests whio are unique within the Anatinae subfamily. Unlike all other NZ waterfowl, both living and extinct, they have no Australian relatives. Arthur Valley, Fiordland *
Blue duckwhionest42005Hymenoliamusfemalemalacorhynchosmountain duckincubating