Arcuate-spotted Pygmy Frog

Arcuate-spotted Pygmy Frog

Microhyla heymonsi

Silhouette: Vijay Karthick · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~10% · With luck
at Kaeng Krachan National Park
21 Verified sightings at Kaeng Krachan National Park From 2019 to 2026
91 Verified sightings across all 9 parks From 2019 to 2026
July Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Arcuate-spotted Pygmy Frog

Microhyla heymonsi, also known as the dark-sided chorus frog or the Taiwan rice frog, is a species of narrow-mouthed frog found in northeastern India, southern China, Taiwan, and Southeast Asia south to the Malay Peninsula and Sumatra as well as the Great Nicobar Island. It was originally described from Taiwan.

As microhylids in general, Microhyla heymonsi is a small frog: males reach 16–21 mm (0.6–0.8 in) and females 22–26 mm (0.9–1.0 in) in snout-vent length. The dorsal colour is pinkish or greyish above with a black lateral band extending from the snout tip to the groin and entirely covering the sides of the head. It inhabits a variety of disturbed areas as well as secondary vegetation. It breeds in temporary rain puddles, paddy fields, ditches, marshes and slow-flowing streams. Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Cuc Phuong National Park 🇻🇳 Vietnam
~40%
2 Cat Tien National Park 🇻🇳 Vietnam
~20%
3 Doi Inthanon National Park 🇹🇭 Thailand
~20%
4 Khao Yai National Park 🇹🇭 Thailand
~20%
5 Khao Sok National Park 🇹🇭 Thailand
~10%
6 Kaeng Krachan National Park 🇹🇭 Thailand
~10%
7 Khao Luang National Park 🇹🇭 Thailand
Insufficient data
8 Taman Negara National Park 🇲🇾 Malaysia
Insufficient data
9 Gunung Leuser National Park 🇮🇩 Indonesia
Insufficient data

Quick answers

What are the chances of seeing a Arcuate-spotted Pygmy Frog in Kaeng Krachan National Park?

About 10% of wildlife watchers report a Arcuate-spotted Pygmy Frog sighting in Kaeng Krachan National Park, based on 21 verified sightings from GBIF citizen-science data.

When is the best time to see Arcuate-spotted Pygmy Frog in Kaeng Krachan National Park?

July has the highest sighting rate for Arcuate-spotted Pygmy Frog in Kaeng Krachan National Park in our monthly data.

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