Kiwi facts & characteristics

Kiwi have many weird and wonderful features thanks to New Zealand’s ancient isolation and lack of mammals. It’s thought they evolved to occupy a habitat and lifestyle that elsewhere in the world would be filled by a mammal.

Quick kiwi facts

kiwi are killed by predators every week on average

kiwi die nationally every year - that's a decline of around 2%

%

of the kiwi population is under management

%

of chicks survive in areas where predators are being controlled

%

of kiwi die before reaching breeding age in areas that are not being managed

%

survival rate of kiwi chicks is needed for the population to increase

Kiwi are ratites

Part of the ratite whānau

Kiwi are part of a group of largely flightless birds known as ratites. Ostriches, emu, and the extinct moa are also part of this group.

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Rowi in burrow

Honorary mammals

The kiwi is sometimes referred to as an honorary mammal because of its un-birdlike habits and physical characteristics.

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Omataroa

The hidden bird of Tāne

In Māori tradition, all living things on Earth originate from the union of Rangi-nui (the Sky Father) and Papatūānuku (the Earth Mother).

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Kiwi are flightless

Flightless ... but has wings

The kiwi is one of New Zealand's many flightless birds. They didn't need to fly because there weren't any land mammal predators before man arrived to New Zealand 1000 years ago.

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Kiwi feathers

Feathers like hair

Because kiwi do not fly, their feathers have evolved into a unique texture to suit a ground-based lifestyle.

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An unusual beak

The kiwi has an extremely unusual beak. Not only does it provide a keen sense of smell, it also has sensory pits at the tip which allow the kiwi to sense prey moving underground.

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Kiwi egg

Enormous egg

In proportion to its body size, the female kiwi lays a bigger egg than almost any other bird. While a full term human baby is 5% of its mother's body weight, the kiwi egg takes up 20% of the mother's body.

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Mt Moehau Brown Kiwi

Kiwi life cycle

Kiwi make their home in many different environments and have been described as 'breeding machines'. With the eradication of predators, the kiwi could be successful once again.

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Kiwi sign - footprint

Kiwi signs

Being nocturnal, kiwi can be quite elusive but they do leave signs as to where they have been.

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Great spotted kiwi night

Bird of the night

Kiwi are nocturnal. Like many other New Zealand native animals, they are most active in the dark.

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Brown kiwi

Kiwi calls

Kiwi call at night to mark their territory and stay in touch with their mate. The best time to listen for kiwi is on a moonless night, up to two hours after dark, and just before dawn.

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Kiwi insect diet

What kiwi eat

Kiwi are omnivores. Their gizzards usually contain grit and small stones which help in the digestion process.

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How kiwi came to Aotearoa

Just how did the kiwi journey to New Zealand? Three very different theories have been put forward to explain the mystery.

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Kiwi egg xray

How kiwi evolved

It is thought that today’s kiwi evolved from one kiwi ancestor that lived about 50 million years ago: a proto-kiwi.

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Kiwi myths

Kiwi myths

Kiwi experts are keen to dispel myths surrounding the kiwi - and there are quite a few!

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Learn more about kiwi

North Island Brown Kiwi

Kiwi species

All kiwi are the same, right? Wrong. There are actually five different species of kiwi, all with their own unique features.

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Kiwi dog attack

Threats to kiwi

The national kiwi population is under attack from many different threats, including predators, loss of habitat, and fragmentation of species.

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Givealittle Jeremy

Where to see kiwi

Many facilities around New Zealand are home to kiwi, plus there are places where, if you're lucky, you could see one in the wild too.

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How you can help

Many hands make light work. Keen to join the mission to save the kiwi? Here are some ways you can help.

Protecting Kiwi – Koko

Protect kiwi

For kiwi to thrive, we all need to work together. Find out what you can do to help save the kiwi, wherever in Aotearoa you happen to be.

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Fundraise

To continuing saving the kiwi, conservation groups need funding. Support the mission by making a donation, setting up a fundraising project, or engaging with other fundraising initiatives.

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Shop for kiwi

Show your support for Save the Kiwi and some of our wonderful sponsors by purchasing products that will help us do more of what we do.

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Donate a day

Donate

Make a quick donation, donate a day of annual leave or invest to save the kiwi.

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