Nestoridae
There are two surviving species and at least one well documented extinct species of the Nestoridae family. Very little is known about the Chatham Kaka, and it may have been con-specific with another Kaka species, or a separate species belonging to the genus.
| Nestorini | |||
|---|---|---|---|
| Common name (binomial name) status |
Image | Description | Range and habitat |
| Kea (Nestor notabilis) |
|
48 cm (19 in) long. Mostly olive-green with scarlet underwings and rump. Dark-edged feathers. Dark brown beak, iris, legs, and feet. Male has longer bill. | New Zealand: South Island High-level forests and subalpine scrublands 850–1400 m AMSL. |
| South Island Kaka (Nestor meridionalis meridionalis) |
|
Similar to the North Island Kaka, but slightly smaller, brighter colours, the crown is almost white, and the bill is longer and more arched in males. | New Zealand: South Island Unbroken tracts of Nothofagus and Podocarpus forests 450–850 m AMSL in summer and 0–550 m in winter. |
| North Island Kaka (Nestor meridionalis septentrionalis) |
|
About 45 cm (18 in) long. Mainly olive-brown with dark feather edges. Crimson underwings, rump, and collar. The cheeks are golden/brown. The crown is greyish. | New Zealand: North Island Unbroken tracts of Nothofagus and Podocarpus forests between 450–850 m AMSL in summer and 0–550 m in winter. |
| Norfolk Kaka (Nestor productus) |
|
About 38 cm long. Mostly olive-brown upperparts, (reddish-)orange cheeks and throat, straw-coloured breast, thighs, rump and lower abdomen dark orange. | Formerly endemic on Norfolk Island and Phillip Island of Australia Rocks and trees |
| Chatham Kaka (Nestor sp.) |
Appearance unknown, but bones indicate reduced flight capability. | Only known from subfossil bones. | Formerly endemic on Chatham Island of New Zealand Forests |
Read more about this topic: List Of Strigopidae, Species List