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  1. Species
  2. ›
  3. Acanthizidae
  4. ›
  5. Acanthiza
  6. ›
  7. Western Thornbill
Western Thornbill
Photo · (c) gwynmwilliams, some rights reserved (CC BY)

BirdUp · Species

Western Thornbill

Acanthiza inornataGould, 1841

Updated 11 June 2026

Origin: Endemic
Order
PASSERIFORMES
Family
Acanthizidae
Genus
Acanthiza

At a glance

The Western Thornbill is a tiny bird, about 8–11 cm long, endemic to Australia. It can be seen year-round.

Size
8–11 cm
Origin
Endemic
Best seen
Year-round
Commonness
Endemic
  • Identification
  • Where
  • When
  • Voice
  • Behaviour
  • Gallery

01 · Identification

How to tell it apart

What does a Western Thornbill look like?

The Western Thornbill is a tiny bird, about 8–11 cm long and weighing 5–8 g.

The western thornbill is a species of bird in the family Acanthizidae. It is endemic to southwestern Australia.

Description · wikipedia · CC BY-SA 4.0

Field specs

Length
8–11 cm
Weight
5–8.1 g

Measurements · avonet · CC BY 4.0

03 · When

When to look

When can you see a Western Thornbill?

The Western Thornbill is present across its Australian range year-round, so it can be seen in any month.

  1. Jan
  2. Feb
  3. Mar
  4. Apr
  5. May
  6. Jun
  7. Jul
  8. Aug
  9. Sep
  10. Oct
  11. Nov
  12. Dec

04 · Voice

What it sounds like

Call

Caleb Catto · Walpole-Nornalup, AU-WA-DE, AU-WA, AU

05 · Behaviour

Habits and haunts

What does a Western Thornbill eat?

The Western Thornbill feeds on terrestrial invertebrates, usually foraging in pairs or flocks.

06 · Gallery

Plumage up close

3 photos

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02 · Where

Where to find it

Where does the Western Thornbill live in Australia?

The Western Thornbill is endemic to Australia, recorded across 11 of Australia’s bioregions.

BreedingSouth-west WA (south-west Australia)

Distribution from BirdUp Australia community data

Legend

  • Non-breeding
  • Vagrant
  • Resident

5 regions recorded