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Overview
Okarito kiwi

Okarito kiwi

Wikipedia

The Okarito kiwi, also known as the rowi or Okarito brown kiwi, is a member of the kiwi family Apterygidae, described as new to science in 2003. The species is part of the brown kiwi complex, and is morphologically very similar to other members of that complex. It is found in a restricted area of the Ōkārito forest on the West Coast of New Zealand's South Island, and has a population of only about 600 birds.

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Distribution

Region

West Coast, South Island, New Zealand

Typical Environment

Naturally restricted to the Ōkārito forest and nearby lowland podocarp–hardwood habitats with dense understory and damp soils. It forages on the forest floor, in fernland, shrubland edges, and along stream margins. Management programs have also established or supported small managed populations on predator-free sanctuary islands. The species remains highly localized and dependent on ongoing predator control.

Altitude Range

Sea level to 800 m

Climate Zone

Temperate

Characteristics

Size40–50 cm
Wing Spannone (flightless; vestigial wings)
Male Weight2.2 kg
Female Weight3 kg
Life Expectancy30 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

Also called the rowi or Ōkārito brown kiwi, it was only described as a distinct species in 2003. It is flightless and nocturnal, using a long bill with nostrils at the tip to sniff out prey in the soil. Unlike some other kiwis, both sexes share incubation duties. Intensive predator control and chick head-start programs have helped its small population grow.

Gallery

Bird photo
Bird photo
Bird photo
The West Coast Wildlife Centre, at Franz Josef, is part of Project Nest Egg, breeding rowi.

The West Coast Wildlife Centre, at Franz Josef, is part of Project Nest Egg, breeding rowi.

Behaviour

Temperament

solitary and territorial

Flight Pattern

flightless; rapid runner through dense undergrowth

Social Behavior

Mostly forms long-term monogamous pairs that defend territories at night. Nests are in burrows, hollow logs, or dense vegetation. Both male and female share incubation, and chicks are precocial, leaving the nest soon after hatching.

Migratory Pattern

Resident

Song Description

The male gives a series of clear, rising whistle notes often rendered as 'kee-wee' repeated many times. The female responds with lower, harsher calls; pairs may duet to advertise territory.

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