What are the chances of seeing a Yellow-vented Bulbul in Way Kambas National Park?
Likely
About 50% of wildlife watchers report a Yellow-vented Bulbul sighting in Way Kambas National Park on a given day, based on 148 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 8th most-seen of the 205 birds we can rate there. Over three days the chance rises to about 90%, and over a week to over 90%, if each day is a fresh chance.
When is the best time to see a Yellow-vented Bulbul in Way Kambas National Park?
July
In that month about 70% of wildlife watchers report a Yellow-vented Bulbul in Way Kambas National Park on a given day, against about 30% in April, the lowest month. That is one of Way Kambas National Park's driest months, with about 120 mm of rain against 370 mm in March. November to February have too few records to rate.
What time of day is best to see a Yellow-vented Bulbul?
Between 1 and 4 am
Across all the parks we cover, that three-hour window holds the most Yellow-vented Bulbul sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is most active around dawn and dusk.
Is Way Kambas National Park the best place to see a Yellow-vented Bulbul?
3rd of 18
Of the 18 parks where we can rate Yellow-vented Bulbul sightings, Way Kambas National Park ranks 3rd at about 50%. The best odds are in Bali Barat National Park (Indonesia, about 80%) and Sepilok (Malaysia, about 50%). All parks ranked.
Which relatives of the Yellow-vented Bulbul live in Way Kambas National Park?
Same genus: Pycnonotus
The closest relatives of the Yellow-vented Bulbul that you can see in Way Kambas National Park (genus Pycnonotus, Typical Bulbuls) are Cream-vented Bulbul (about 40%), Olive-winged Bulbul (about 30%) and Red-eyed Bulbul (about 20%), with each one's daily chance of a sighting.
Where does the Yellow-vented Bulbul sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Yellow-vented Bulbul is recorded against all the birds logged in Way Kambas National Park (148 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.