List of mammals of New Zealand

It does not include introduced species, nor extinct Saint Bathans fauna.

[1] The following tags are used to highlight each species' conservation status as assessed by the International Union for Conservation of Nature: The most distinguishing feature of bats is that their forelimbs are developed as wings, making them the only mammals capable of flight.

The order Cetacea includes whales, dolphins and porpoises.

They are the mammals most fully adapted to aquatic life with a spindle-shaped nearly hairless body, protected by a thick layer of blubber, and forelimbs and tail modified to provide propulsion underwater.

New Zealand is the first country in the world to protect marine mammals by law.