Here is a list of articles in the Apteryx category of the Biology portal. Articles relating to the Kiwi (genus Apteryx), flightless birds endemic to New Zealand. There are five extant species. Approximately the size of a domestic chicken, kiwi are by far the smallest living ratites (which also include ostriches, emus, rheas and cassowaries).
The following 12 pages are in this category, out of 12 total.