Rough-sided frog

Rough-sided frog

Pulchrana glandulosa

Daily sighting probability ~30% · Possible
at Sepilok
50 Verified sightings at Sepilok From 2019 to 2026
88 Verified sightings across all 5 parks From 2019 to 2026
December Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Rough-sided frog

Hylarana glandulosa, commonly known as the rough-sided frog or the glandular frog, is a species of true frog in the genus Hylarana. It is native to Brunei Darussalam, Indonesia, Malaysia, Singapore, Thailand, and Vietnam. Its natural habitats are subtropical or tropical moist lowland forest, subtropical or tropical swampland, rivers, freshwater marshes, caves, and plantations. It is not considered threatened by the IUCN.

In Thailand, it is called h̄mā n̂ảm (Thai: หมาน้ำ; literally: water dog) because its call sounds like a barking puppy. Sound recordings of Hylarana glandulosa at BioAcoustica Wikipedia →

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 Daily sighting probability
1 Sepilok 🇲🇾 Malaysia
~30%
2 Kinabatangan Wildlife Sanctuary 🇲🇾 Malaysia
~20%
3 Kerinci Seblat National Park 🇮🇩 Indonesia
~20%
4 Bako National Park 🇲🇾 Malaysia
Insufficient data
5 Gunung Leuser National Park 🇮🇩 Indonesia
Insufficient data

Quick answers

What are the chances of seeing a Rough-sided frog in Sepilok?

About 30% of wildlife watchers report a Rough-sided frog sighting in Sepilok, based on 50 verified sightings from GBIF citizen-science data.

When is the best time to see Rough-sided frog in Sepilok?

December has the highest sighting rate for Rough-sided frog in Sepilok in our monthly data.

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