Climacteris picumnus
Silhouette: Ferran Sayol · PhyloPic
In 3 days ~20% in a week ~40%
The brown treecreeper (Climacteris picumnus) is the largest Australasian treecreeper. The bird, endemic to eastern Australia, has a broad distribution, occupying areas from Cape York, Queensland, throughout New South Wales and Victoria to Port Augusta and the Flinders Ranges, South Australia. Prevalent nowadays between 16˚S and 38˚S, the population has contracted from the edges of its pre-European range, declining in Adelaide and Cape York. Found in a diverse range of habitats varying from coastal forests to mallee shrub-lands, the brown treecreeper often occupies eucalypt-dominated woodland habitats up to 1,000 metres (3,300 ft), avoiding areas with a dense shrubby understorey.
Coenraad Jacob Temminck and Meiffren Laugier de Chartrouse described the brown treecreeper in 1824, and it still bears its original name today. It is one of six species of treecreeper found in Australia, and is most closely related to the rufous treecreeper (Climacteris rufus) of Western and Southern Australia, and the black-tailed treecreeper (C. melanurus). All three occupy similar savannah and open woodland habitat, and have a sexually dimorphic marking on the upper breast or throat (black... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Hattah-Kulkyne National Park | 🇦🇺 Australia | |
| 2 | Kosciuszko National Park | 🇦🇺 Australia | |
| 3 | Grampians National Park | 🇦🇺 Australia | |
| 4 | Flinders Ranges National Park | 🇦🇺 Australia | |
| 5 | Blue Mountains National Park | 🇦🇺 Australia |
With luck
About 10% of wildlife watchers report a Brown Treecreeper sighting in Kosciuszko National Park on a given day, based on 48 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 71st most-seen of the 127 birds we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
March
In that month about 20% of wildlife watchers report a Brown Treecreeper in Kosciuszko National Park on a given day, against under 5% in May, July, September and November–December, the lowest months. June has too few records to rate.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Brown Treecreeper sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 5 parks where we can rate Brown Treecreeper sightings, Kosciuszko National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Hattah-Kulkyne National Park (Australia, about 10%).
GBIF citizen-science records
It is estimated from how often the Brown Treecreeper is recorded against all the birds logged in Kosciuszko National Park (48 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.
