Schlegel's Green Tree Frog

Schlegel's Green Tree Frog

Zhangixalus schlegelii

Silhouette: Jose Carlos Arenas-Monroy · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered Endemic
Daily sighting probability ~30% · Possible
at Nikko National Park
11 Verified sightings at Nikko National Park From 2019 to 2026
11 Verified sightings across 1 park From 2019 to 2026
June Best month highest sighting rate
☀️🌙 Day & Night When it's spotted Active throughout day and night

About the Schlegel's Green Tree Frog

Zhangixalus schlegelii (common names: Japanese gliding frog, Schlegel's green tree frog, Schlegel's flying frog, Schlegel's tree frog) is a species of frog in the family Rhacophoridae. It is endemic to Japan and found in Honshu, Shikoku, Kyushu as well as the Ryukyu Islands. It is named after Hermann Schlegel, a 19th-century German zoologist.

Males measure 32–43 mm (1.3–1.7 in) and females 43–53 mm (1.7–2.1 in) in snout–vent length. The males have yellowish white nuptial pads, darkly colored throat, and a pair of slit-like vocal openings. The webbing of the fingers and toes is not well developed; the finger tips have truncated discs with circummarginal grooves. The dorsal skin is almost completely smooth. The supra-tympanic fold is prominent, but there is no dorsolateral fold.

Rhacophorus schlegelii breed in underground foam nests: In Japan there is also a nest-making frog which is said to lay its eggs sometimes amongst leaves on bushes or trees. However, its usual habit is to make a nest in the ground as indicated in Fig. 3. Awakening from their winter sleep, the frogs crawl along the edges of rice fields and swamps and dig out holes above the... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Nikko National Park 🇯🇵 Japan
~30%

More parks will be added in future updates.

Quick answers

What are the chances of seeing a Schlegel's Green Tree Frog in Nikko National Park?

About 30% of wildlife watchers report a Schlegel's Green Tree Frog sighting in Nikko National Park, based on 11 verified sightings from GBIF citizen-science data.

When is the best time to see Schlegel's Green Tree Frog in Nikko National Park?

June has the highest sighting rate for Schlegel's Green Tree Frog in Nikko National Park in our monthly data.

← Back to Nikko National Park