Taxonomy
The Okarito Kiwi is a monotypic species. Their genus name Apteryx stems from the Greek "without wings". This bird is a ratite and has similarities to the others (Emu, Ostrich, Rhea, Cassowary). Its sternum has no keel, its wings are minimal, and it has no preen gland. Its palate is also distinctive, and its feathers have no barbules or aftershaft. Other features that are similar to only the other kiwis is a weak gizzard and no tail, only a pygostyle.
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