What are the chances of seeing a Yellow-bellied Bulbul in Sepilok?
With luck
About 10% of wildlife watchers report a Yellow-bellied Bulbul sighting in Sepilok on a given day, based on 144 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 126th most-seen of the 242 birds we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
When is the best time to see a Yellow-bellied Bulbul in Sepilok?
January, March–June and September–November
In those months about 10% of wildlife watchers report a Yellow-bellied Bulbul in Sepilok on a given day, against under 5% in February, July–August and December, the lowest months.
What time of day is best to see a Yellow-bellied Bulbul?
Between 2 and 5 am
Across all the parks we cover, that three-hour window holds the most Yellow-bellied Bulbul sightings with a recorded time, and about 7 in 10 of them come between 6 pm and 6 am: it is most active around dawn and dusk.
Is Sepilok the best place to see a Yellow-bellied Bulbul?
5th of 9
Of the 9 parks where we can rate Yellow-bellied Bulbul sightings, Sepilok ranks 5th at about 10%. The best odds are in Danum Valley Conservation Area (Malaysia, about 40%), Taman Negara National Park (Malaysia, about 40%) and Way Kambas National Park (Indonesia, about 20%).
Where does the Yellow-bellied Bulbul sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Yellow-bellied Bulbul is recorded against all the birds logged in Sepilok (144 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.