Colluricincla harmonica
Silhouette: Sheatherius · PhyloPic
In 3 days ~50% in a week ~80%
The grey shrikethrush or grey shrike-thrush (Colluricincla harmonica), formerly commonly known as grey thrush, is a songbird of Australasia. It is moderately common to common in most parts of Australia, but absent from the driest of the inland deserts. It is also found in New Guinea.
The grey shrikethrush was originally described in the genus Turdus. Alternate names include the brown shrike-thrush, buff-bellied shrike-thrush, grey shrike-flycatcher, northern shrike-thrush and south-western shrike-thrush.
Found in northern Australia and Melville Island Found in eastern New Guinea, islands in the Torres Strait and north-eastern Australia Found in Tasmania and the islands in the Bass Strait (Australia) Found in western, southern... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Lamington National Park | 🇦🇺 Australia | |
| 2 | Great Otway National Park | 🇦🇺 Australia | |
| 3 | Flinders Ranges National Park | 🇦🇺 Australia | |
| 4 | Uluru-Kata Tjuta National Park | 🇦🇺 Australia | |
| 5 | Kosciuszko National Park | 🇦🇺 Australia | |
| 6 | Hattah-Kulkyne National Park | 🇦🇺 Australia | |
| 7 | Grampians National Park | 🇦🇺 Australia | |
| 8 | Springbrook National Park | 🇦🇺 Australia | |
| 9 | Wilsons Promontory National Park | 🇦🇺 Australia | |
| 10 | Freycinet National Park | 🇦🇺 Australia | |
| 11 | Blue Mountains National Park | 🇦🇺 Australia | |
| 12 | Cradle Mountain-Lake St Clair National Park | 🇦🇺 Australia | |
| 13 | Noosa National Park | 🇦🇺 Australia | |
| 14 | Flinders Chase | 🇦🇺 Australia | |
| 15 | Booderee National Park | 🇦🇺 Australia | |
| 16 | Royal National Park | 🇦🇺 Australia | |
| 17 | Kakadu National Park | 🇦🇺 Australia | |
| 18 | Nitmiluk National Park | 🇦🇺 Australia | |
| 19 | Litchfield National Park | 🇦🇺 Australia |
| # | Zoo / Centre | Country | |
|---|---|---|---|
| 1 | Featherdale Sydney Wildlife Park | 🇦🇺 Australia | |
| 2 | National Aquarium | 🇺🇸 United States |
Possible
About 20% of wildlife watchers report a Gray Shrikethrush sighting in Royal National Park on a given day, based on 404 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 53rd most-seen of the 178 birds we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.
September and October
In those months about 30% of wildlife watchers report a Gray Shrikethrush in Royal National Park on a given day, against about 10% in January and May–June, the lowest months.
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Gray Shrikethrush sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.
16th of 19
Of the 19 parks where we can rate Gray Shrikethrush sightings, Royal National Park ranks 16th at about 20%. The best odds are in Lamington National Park (Australia, about 70%), Great Otway National Park (Australia, about 60%) and Flinders Ranges National Park (Australia, about 60%). All parks ranked.
Same family: Pachycephalidae
The closest relatives of the Gray Shrikethrush that you can see in Royal National Park (family Pachycephalidae, Whistlers and Allies) are Golden Whistler (about 40%) and Rufous Whistler (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Gray Shrikethrush is recorded against all the birds logged in Royal National Park (404 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
