Diamond Firetail finch (Stagonopleura guttata)

Overview

A small, striking finch native to southeastern Australia, the Diamond Firetail is best known for its bright red bill, bold black chest band, and delicate white “diamond” spots along its flanks. Despite its beauty, it’s often overlooked due to its quiet nature and preference for open woodland and grassland.

Key Features

  • Size: ~10–12 cm

  • Bill: Bright crimson red

  • Head & upperparts: Soft grey to brown

  • Chest: Distinct black band across upper breast

  • Flanks: White spots (“diamonds”) on darker background

  • Rump: Rich red (often visible in flight)

Habitat

  • Open grassy woodlands

  • Farmland with scattered trees

  • Native grasslands and lightly timbered areas

Often found where native grasses remain—these are critical for feeding.

Distribution

  • Southeastern Australia

  • Common in parts of New South Wales, Victoria, and South Australia

  • Patchy and declining in some regions

Diet

  • Primarily grass seeds

  • Occasionally small insects (especially during breeding season)

Feeds mostly on the ground in small groups or pairs.

Behaviour

  • Quiet, often shy and easily missed

  • Usually seen in pairs or small flocks

  • Distinctive soft, high-pitched calls rather than loud songs

  • Strong, direct flight with flashes of red rump

Breeding

  • Builds domed grass nests, often low in shrubs

  • Frequently uses or nests near old babbler nests

  • Both parents share incubation and feeding duties

Conservation Status

  • Considered near threatened in parts of its range

  • Declines linked to:

    • Loss of native grasslands

    • Overgrazing

    • Habitat fragmentation

BirdNerd Notes 🧠

  • One of Australia’s most elegant finches—subtle but incredibly detailed up close

  • Look for them on the ground early morning or late afternoon

  • Their dependence on native grasses makes them a great indicator species for healthy grassland ecosystems