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Tui
Tail feather (Rectrix)

Tui

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Passeriformes, Family: Meliphagidae, Genus: Prosthemadera, Species: P. novaeseelandiae

AI-generated identification · may be incorrect

Family: Meliphagidae (Honeyeaters)

Shape
Symmetrical to slightly asymmetrical, elongated, and rounded at the tip. The vane is relatively broad for a passerine.
Size
Estimated 8-11 cm in length. This is consistent with the central or outer rectrices of an adult Tui.
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Description

This feather belongs to the Tui, a large, iconic honeyeater of New Zealand. The bird is known for its striking metallic blue, green, and bronze plumage and distinctive white 'poi' tufts under its throat. Tui are energetic, vocal, and highly intelligent birds with a dual-larynx syrinx that allows for complex mimics and songs.

Colour & Pattern

Predominantly dark iridescent black/bronze with a greenish sheen. Notably, the tip or edges often appear white or pale due to the white shaft and occasional white filamentous structures characteristic of the Tui's unique plumage. In the image, the base displays warm brown and bronze tones that shift to a deeper black-green toward the tip.

Barb Structure

Pennaceous; tightly interlocked barbs characteristic of flight and tail feathers. The structure is firm but flexible, lacking the specialized softening barbs of nocturnal birds.

Rachis & Barb Pattern

The rachis is prominent, stiff, and light-colored at the base, darkening toward the tip. Barbs are dense and show a structural iridescence that changes color depending on the light angle.

Texture & Surface

Smooth and glossy with a metallic or oily luster. The surface is highly reflective due to the structural coloration of the barbs.

Feather Placement

Tail (Rectrix). The overall length and robust, straight rachis indicate it is one of the main tail feathers used for flight stability and display.

Key Features

Bronze-to-green iridescence, white-tipped appearance, and the stiff, robust structure of a honeyeater rectrix.

Habitat

Native forests, scrubland, and increasingly common in urban parks and residential backyards throughout New Zealand.

Geographic Range

Endemic to New Zealand. Found across the North and South Islands, Stewart Island, and the Chatham Islands.

Ecological Role

Predominantly an opportunistic nectar feeder (pollinator) and frugivore (seed disperser), although they also consume insects to supplement their diet.

Similar Species

Bellbird (Korimako) feathers are smaller and generally more olive-toned without the intense bronze/white tipping seen in adult Tui rectrices.

Interesting Facts

Tui are exceptional mimics; they can imitate other birds, people speaking, and even mechanical sounds like car alarms. They are one of the primary pollinators of New Zealand flora like Harakeke (flax).

Cultural Significance

Highly significant in Māori culture (Te Ao Māori), the Tui (or Kōkō) is admired for its voice. Historically, feathers were used for decoration in cloaks (kahu huruhuru), though today they are protected.

Field Identification Tips

Look for these feathers in gardens near flax bushes or kōwhai trees when they are in bloom, as Tui frequent these food sources.

Condition Notes

Good condition with some minor fraying at the edges. This likely fell out during a natural molt cycle rather than being pulled by a predator.

Notes

Found in New Zealand in backyard