Golden-legged Bush Frog

Golden-legged Bush Frog

Philautus aurantium

Silhouette: Jose Carlos Arenas-Monroy · PhyloPic

LCNTVUVulnerableENCR Endemic
Daily sighting probability ~30% · Possible
at Kinabalu Park

In 3 days ~70% in a week ~90%

71 Verified sightings at Kinabalu Park From 2019 to 2026
71 In 1 park
August Best month
☀️ Diurnal When it's spotted

About the Golden-legged Bush Frog

Philautus aurantium (common names: Mendolong bubble-nest frog, golden-legged bush frog) is a species of frog in the family Rhacophoridae. It is endemic to Borneo and found in the Mount Kinabalu region in Sabah and Sarawak, Malaysia. Philautus gunungensis is sometimes considered its subspecies, Philautus aurantium gunungensis.

Philautus aurantium are relatively small frogs growing to 30 mm (1.2 in) in snout–vent length. The body is sand coloured with black spots scattered along flanks, on posterior part of dorsum, and on legs. It has pale orange groin and ventral side of thighs. Tympanum is indistinct.

Its natural habitats are primary montane and submontane forests 750–1,000 m (2,460–3,280 ft) asl. Males call from shrubs and small trees 2–4 metres above the ground. It is threatened by habitat loss caused by clear-cutting. It is present in the Kinabalu National Park. Wikipedia →

Sounds

Recording0:20

Malaysia · 2024

© Josh Addesi · iNaturalist · CC BY 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Kinabalu Park 🇲🇾 Malaysia
~30%

More parks will be added in future updates.

Before you go

What are the chances of seeing a Golden-legged Bush Frog in Kinabalu Park?

Possible

About 30% of wildlife watchers report a Golden-legged Bush Frog sighting in Kinabalu Park on a given day, based on 71 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 13th most-seen of the 40 amphibians we can rate there. Over three days the chance rises to about 70%, and over a week to about 90%, if each day is a fresh chance.

When is the best time to see a Golden-legged Bush Frog in Kinabalu Park?

August

In that month about 60% of wildlife watchers report a Golden-legged Bush Frog in Kinabalu Park on a given day, against under 5% in March and October, the lowest months.

What time of day is best to see a Golden-legged Bush Frog?

Between 1 and 4 pm

Across all the parks we cover, that three-hour window holds the most Golden-legged Bush Frog sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Where else can you see a Golden-legged Bush Frog?

Only Kinabalu Park, in our data

Kinabalu Park is the only park on Wallace's Line with enough records to rate Golden-legged Bush Frog sightings: about 30% of wildlife watchers there report one on a given day.

Which relatives of the Golden-legged Bush Frog live in Kinabalu Park?

Same genus: Philautus

The closest relatives of the Golden-legged Bush Frog that you can see in Kinabalu Park (genus Philautus, shrub frogs) are Mossy Bush Frog (about 50%), Green Bush Frog (about 40%) and Cloud Bush Frog (about 20%), with each one's daily chance of a sighting.

Where does the Golden-legged Bush Frog sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Golden-legged Bush Frog is recorded against all the amphibians logged in Kinabalu Park (71 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.

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