Yellow-spotted Narrow-mouthed Frog

Yellow-spotted Narrow-mouthed Frog

Chaperina fusca

Silhouette: Dmitry Bogdanov (vectorized by T. Michael Keesey) · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~40% · Likely
at Kinabalu Park
55 Verified sightings at Kinabalu Park From 2019 to 2026
87 Verified sightings across all 4 parks From 2019 to 2026
November Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Yellow-spotted Narrow-mouthed Frog

Chaperina is a genus of frogs in the family Microhylidae. It is the only genus in the subfamily Chaperininae. It is also itself monotypic, being represented by the single species, Chaperina fusca, commonly known as the brown thorny frog, spiny-heeled froglet, and saffron-bellied frog.

It is found on the Malay Peninsula, in Borneo and in the Philippines (Palawan, Mindanao, and Jolo islands). It is abundant in Borneo but uncommon on the Malay Peninsula and patchily distributed in the Philippines. Chaperina fusca are small frogs: males measure 18–21 mm (0.71–0.83 in) in snout–vent length and females 20–26 mm (0.79–1.02 in). They are black above with minute white, light blue, or greenish spots. The skin is smooth with scattered tubercles; they have a sharp dermal projection on elbows and heel.

These frogs are active after rainfall on forest floor and low vegetation; they are good climbers. Its natural habitats are primary lowland and montane rainforests as well as edge habitats; it has also been found in rural gardens. It breeds in small, temporary water bodies rich in decaying organic matter.

Threats to this species include deforestation... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Kinabalu Park 🇲🇾 Malaysia
~40%
2 Danum Valley Conservation Area 🇲🇾 Malaysia
~30%
3 Kinabatangan Wildlife Sanctuary 🇲🇾 Malaysia
~10%
4 Sepilok 🇲🇾 Malaysia
~10%

Quick answers

What are the chances of seeing a Yellow-spotted Narrow-mouthed Frog in Kinabalu Park?

About 40% of wildlife watchers report a Yellow-spotted Narrow-mouthed Frog sighting in Kinabalu Park, based on 55 verified sightings from GBIF citizen-science data.

When is the best time to see Yellow-spotted Narrow-mouthed Frog in Kinabalu Park?

November has the highest sighting rate for Yellow-spotted Narrow-mouthed Frog in Kinabalu Park in our monthly data.

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