Odontolabis castelnaudi
In 3 days ~30% in a week ~50%
Odontolabis castelnaudi is a beetle of the family Lucanidae. It is known from Borneo (Sabah, Malaysia) and Sumatra (Indonesia). Odontolabis castelnaudi can grow to 90 mm (3.5 in) in length. It is mostly black but has yellow wings sheaths. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Kinabalu Park | 🇲🇾 Malaysia |
More parks will be added in future updates.
With luck
About 10% of wildlife watchers report an Odontolabis castelnaudi sighting in Kinabalu Park on a given day, based on 9 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 168th most-seen of the 297 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.
July
In that month about 20% of wildlife watchers report an Odontolabis castelnaudi in Kinabalu Park on a given day, against under 5% in June and August–February, the lowest months.
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Odontolabis castelnaudi sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.
Only Kinabalu Park, in our data
Kinabalu Park is the only park on Wallace's Line with enough records to rate Odontolabis castelnaudi sightings: about 10% of wildlife watchers there report one on a given day.
Same genus: Odontolabis
The closest relatives of the Odontolabis castelnaudi that you can see in Kinabalu Park (genus Odontolabis) are Odontolabis leuthneri (about 20%), Giant Yellow Stag Beetle (about 20%) and Odontolabis cypri (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Odontolabis castelnaudi is recorded against all the insects logged in Kinabalu Park (9 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.
