File-eared Tree Frog
Polypedates otilophus
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAmphibia (Amfibis)
- OrderAnura (Anurs)
- FamilyRhacophoridae (Old World Tree Frogs)
- GenusPolypedates (whipping frogs)
- SpeciesPolypedates otilophus (File-eared Tree Frog)
Polypedates otilophus (also known as the file-eared tree frog, Borneo eared frog, or bony-headed flying frog) is a species of frog in the family Rhacophoridae. It is endemic to Borneo where it is widespread and found in Brunei, Indonesia, and Malaysia, typically in the lowlands but sometimes as high as 1,100 m (3,600 ft) above sea level. This species has prominent, sharp ridges behind the eye, above the ear, referred to in its names. Wikipedia →
70–80% of wildlife watchers report a File-eared Tree Frog sighting in Danum Valley Conservation Area, based on 118 days of visitor records from GBIF citizen-science data.
Closest Relatives at Danum Valley Conservation Area
Brown-Striped Tree Frog
Polypedates macrotis
Common Tree Frog
Polypedates leucomystax
Harlequin Tree Frog
Rhacophorus pardalis
Wallace's Flying Frog
Rhacophorus nigropalmatus
Brown Tree Frog
Leptomantis harrissoni
Chasen's Frilled Tree Frog
Kurixalus chaseni
Dulit Flying Frog
Zhangixalus dulitensis
Peter's Tree Frog
Nyctixalus pictus
Charming Tree Frog
Feihyla kajau
Malaysian Flying Frog
Leptomantis rufipes
Hose's Bush Frog
Philautus hosii
Gunung Mulu Bubble-nest Frog
Philautus tectus
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Danum Valley Conservation Area | 🇲🇾 Malaysia | |
| 2 | Kinabalu Park | 🇲🇾 Malaysia | |
| 3 | Kinabatangan Wildlife Sanctuary | 🇲🇾 Malaysia |
Quick answers
What are the chances of seeing a File-eared Tree Frog in Danum Valley Conservation Area?
About 70% of wildlife watchers report a File-eared Tree Frog sighting in Danum Valley Conservation Area, based on 118 days of visitor records from GBIF citizen-science data.
When is the best time to see File-eared Tree Frog in Danum Valley Conservation Area?
January has the highest sighting rate for File-eared Tree Frog in Danum Valley Conservation Area in our monthly data.