Okarito Brown Kiwi Bird Details
Apteryx rowi
Okarito Brown Kiwi
NA
Charles Joseph Gabriel Mayer in 2003
Apterygiformes (KIWIS)
Apterygidae
Apteryx
New Zealand.
Appearance :
The Okarito Brown Kiwi is a small, flightless bird with brown plumage, a long slender bill, and relatively short legs compared to other kiwi species.
Behaviour :
Nocturnal and shy, it feeds mainly on invertebrates found in the forest floor.
Habitat :
Dense, lowland forests and wetlands of New Zealand.
Diet :
Primarily feeds on earthworms, insects, and other small invertebrates.
Conservation Status :
Endangered
Distribution :
Restricted to a small area of coastal rainforest in Okarito Forest, South Island, New Zealand.
Population Size :
Around 450 individuals (as of the latest assessments).
Life Span :
Up to 50 years in captivity
Body And Tarsus:
Compact and round, covered in dense brown feathers.
Head And Bill :
Small head with a long, slender, slightly curved bill.
Length :
Approximately 40-45 cm (16-18 inches).
Neck :
Short and not very visible due to dense plumage.
Size :
Small to medium-sized for a kiwi species.
Tail Details :
Very short, almost non-existent.
Weight :
Around 1.3-2.2 kg (2.9-4.9 lbs).
Wing :
Extremely reduced, with no functional wings for flight.
Wing Span :
Wingspan is negligible.
Facial Feature :
Prominent long, slender bill and large nostrils at the end of the bill.
Nest Details :
- A burrow dug into the ground, lined with leaves and grass.
- Nest made up of: Leaves, grass, and other plant material.
Breeding Season :
June to March, with peaks in spring and summer.
Nesting Season :
Mainly during the warmer months of the year.
Egg Color :
Creamy white.
Egg Length :
Approximately 15-20 cm (5.9-7.9 inches).
Egg Width and Weight :
Around 10-12 cm (3.9-4.7 inches).
Clutch Size :
1 egg per clutch.
No. of Broods :
1 brood per breeding season.
Incubation Period :
Approximately 75-85 days.
Nestling Period :
About 1-2 weeks after hatching .
Vocalization :
Typically quiet, with soft whistles, grunts, and clicking sounds.
Sex Demorphism :
Females may be slightly larger than males.
Migration Details :
Non-migratory
