Certhia nipalensis
Silhouette: Andy Wilson · PhyloPic
In 3 days ~40% in a week ~70%
The rusty-flanked treecreeper (Certhia nipalensis) or the Nepal treecreeper is a species of bird in the family Certhiidae. It is found in northern India, Nepal, Bhutan and western Yunnan. Its natural habitats are boreal forests and temperate forests. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Langtang National Park | 🇳🇵 Nepal |
More parks will be added in future updates.
Possible
About 20% of wildlife watchers report a Rusty-flanked Treecreeper sighting in Langtang National Park on a given day, based on 59 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 68th most-seen of the 225 birds we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.
January
In that month about 40% of wildlife watchers report a Rusty-flanked Treecreeper in Langtang National Park on a given day, against about 10% in February and April–September, the lowest months. That is one of Langtang National Park's driest months, with about 50 mm of rain against 390 mm in July.
Between 8 and 11 am
Across all the parks we cover, that three-hour window holds the most Rusty-flanked 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.
Only Langtang National Park, in our data
Langtang National Park is the only park on Wallace's Line with enough records to rate Rusty-flanked Treecreeper sightings: about 20% of wildlife watchers there report one on a given day.
GBIF citizen-science records
It is estimated from how often the Rusty-flanked Treecreeper is recorded against all the birds logged in Langtang National Park (59 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.
