Red-webbed Treefrog

Red-webbed Treefrog

Rhacophorus rhodopus

Silhouette: PhyloPic

LCLeast ConcernNTVUENCR
Daily sighting probability ~10% · With luck
at Kaeng Krachan National Park

In 3 days ~30% in a week ~50%

13 Verified sightings at Kaeng Krachan National Park From 2019 to 2026
13 In 1 park
August Best month
🌙 Nocturnal When it's spotted

About the Red-webbed Treefrog

Rhacophorus rhodopus is a species of frog in the moss frog family (Rhacophoridae). It occurs in south-eastern Asia, from India to southern China, and south to Malaysia. Previously unknown from Laos, it has now been found in Phongsali Province and at Luang Prabang. Its taxonomy is disputed.

Source: R. rhodopus is a smallish tree frog with a pointed snout and body length of about 31–55 mm (1.2–2.2 in) when adult, with females being larger than males. Its back is reddish-, pinkish-, or yellowish-brown without any green hues in living animals; in preserved specimens this becomes purplish brown. There are many darker spots all over the back, usually forming an X-shaped pattern behind the head and sometimes stripes across the lower back. Sometimes, there are a few large white spots on the back, also. The hind legs and the upper sides of the arms are for the most part or entirely the color of the back; there are usually dark bands across the upperside of arms and hind legs. The sides, belly and toes are dark yellow, becoming dark pink in preserved specimens. Behind the arms, there is almost always a conspicuous large black spot on the flanks. The well-developed webbing... Wikipedia →

Sounds

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China · 2022

© Dave GUO · XC971709 · CC BY-NC-SA 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Kaeng Krachan National Park 🇹🇭 Thailand
~10%

More parks will be added in future updates.

Before you go

What are the chances of seeing a Red-webbed Treefrog in Kaeng Krachan National Park?

With luck

About 10% of wildlife watchers report a Red-webbed Treefrog sighting in Kaeng Krachan National Park on a given day, based on 13 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 15th most-seen of the 21 amphibians 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.

When is the best time to see a Red-webbed Treefrog in Kaeng Krachan National Park?

June and August

In those months about 20% of wildlife watchers report a Red-webbed Treefrog in Kaeng Krachan National Park on a given day, against under 5% in September and December–February, the lowest months.

What time of day is best to see a Red-webbed Treefrog?

Between 7 and 10 pm

Across all the parks we cover, that three-hour window holds the most Red-webbed Treefrog sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.

Where else can you see a Red-webbed Treefrog?

Only Kaeng Krachan National Park, in our data

Kaeng Krachan National Park is the only park on Wallace's Line with enough records to rate Red-webbed Treefrog sightings: about 10% of wildlife watchers there report one on a given day.

Which relatives of the Red-webbed Treefrog live in Kaeng Krachan National Park?

Same family: Rhacophoridae

The closest relatives of the Red-webbed Treefrog that you can see in Kaeng Krachan National Park (family Rhacophoridae, Old World Tree Frogs) are Spot-legged Tree Frog (about 20%), Nongkhor Asian Treefrog (about 10%) and Protruded-vent Treefrog (about 10%), with each one's daily chance of a sighting.

Where does the Red-webbed Treefrog sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Red-webbed Treefrog is recorded against all the amphibians logged in Kaeng Krachan National Park (13 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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