Guenther's Frog

Guenther's Frog

Sylvirana guentheri

Daily sighting probability ~10% · With luck
at Tuen Mun

In 3 days ~30% in a week ~60%

18 Verified sightings at Tuen Mun
August Best month

About the Guenther's Frog

Hylarana guentheri (Günther's frog) is a species of frog in the family Ranidae. It was formerly placed in the genus Rana. It is found in China, Hong Kong, Macau, Taiwan, Vietnam, and possibly Cambodia and Laos. An introduced population is found on Guam. It can live as high as 1,100 metres (3,600 ft) above sea level. An alternate common name is Günther's Amoy frog, and the honorific is often spelled "Guenther's".

Its natural habitats are subtropical or tropical moist lowland forest, subtropical or tropical moist shrubland, subtropical or tropical dry lowland grassland, rivers, intermittent rivers, swamps, freshwater marshes, intermittent freshwater marshes, arable land, plantations, rural gardens, water storage areas, ponds, aquaculture ponds, irrigated land, seasonally flooded agricultural land, and canals and ditches. It is not considered a threatened species by the IUCN.

Günther's frog is a medium to large-sized frog that may grow up to 10 cm (3.9 in) in snout-vent length. The hind legs are about one and a half times as long as the body. It has vomerine teeth and a large tongue. It has a fold of skin on each side of its body, running from the eye down to the hip... Wikipedia →

Sounds

Recording0:08

Taiwan · 2025

© jamg0121 · iNaturalist · CC BY-NC 4.0

Recording0:20

Taiwan · 2020

© Kuan-Chieh (Chuck) Hung · iNaturalist · CC BY-NC-SA 4.0

Recording0:22

Singapore · 2024

© Animotions · iNaturalist · CC BY-NC 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Taichung 🇹🇼 Taiwan
~30%
2 Taipei 🇹🇼 Taiwan
~20%
3 Guangzhou 🇨🇳 China
~20%
4 Hong Kong 🇨🇳 China
~20%
5 Changsha 🇨🇳 China
~20%
6 Zhuhai [Macau] 🇨🇳 China
~20%
7 Fuzhou 🇨🇳 China
~20%
8 Xiamen City 🇨🇳 China
~20%
9 Kaohsiung 🇹🇼 Taiwan
~10%
10 Tuen Mun 🇨🇳 China
~10%

Before you go

What are the chances of seeing a Guenther's Frog in Tuen Mun?

With luck

About 10% of wildlife watchers report a Guenther's Frog sighting in Tuen Mun on a given day, based on 18 verified sightings from GBIF citizen-science data. It is the 5th most-seen of the 9 amphibians we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.

When is the best time to see a Guenther's Frog in Tuen Mun?

May to August

In those months about 20% of wildlife watchers report a Guenther's Frog in Tuen Mun on a given day, against under 5% in November to February, the lowest months. Those are among Tuen Mun's wettest months, with about 240 mm of rain a month against 20 mm in December.

Is Tuen Mun the best place to see a Guenther's Frog?

10th of 12

Of the 12 cities where we can rate Guenther's Frog sightings, Tuen Mun ranks 10th at about 10%. The best odds are in Taichung (Taiwan, about 30%), Taipei (Taiwan, about 20%) and Guangzhou (China, about 20%).

Which relatives of the Guenther's Frog live in Tuen Mun?

Same order: Anura

The closest relatives of the Guenther's Frog that you can see in Tuen Mun (order Anura, Frogs and Toads) are Common Indian Toad (about 30%), Spot-legged Tree Frog (about 20%) and Asian Painted Frog (about 20%), with each one's daily chance of a sighting.

Where does the Guenther's Frog sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Guenther's Frog is recorded against all the amphibians logged in Tuen Mun (18 verified sightings), 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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