Fleischmann's Glass Frog

Fleischmann's Glass Frog

Hyalinobatrachium fleischmanni

Silhouette: Jose Carlos Arenas-Monroy · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability Insufficient data
at Braulio Carrillo National Park
4 Verified sightings at Braulio Carrillo National Park From 2019 to 2026
24 Verified sightings across all 6 parks From 2019 to 2026
🌙 Nocturnal When it's spotted during nighttime hours (6pm–6am)

About the Fleischmann's Glass Frog

Hyalinobatrachium fleischmanni, also known as Fleischmann's glass frog or the northern glass frog, is a species of frog in the family Centrolenidae. It is found in the tropical Americas from southern Mexico to Ecuador. Specifically, these frogs occur in Mexico, Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, and Panama, Colombia, and Ecuador. It has often been confused with related species, and the exact distribution depends on the source. This frog tends to have green skin, pale yellowish spots, yellow fingertips and translucent skin covering its stomach.

The specific name fleischmanni honors Carl Fleischmann, a collector in Costa Rica in the 1890s. H. fleischmanni are small and arboreal frogs that lives in lowland and mid-elevation forests of Central and South America. They call during the rainy season.

Glass frogs have similarities to tree frogs. They look very close to the naked eye except glass frog's eyes point forward and are golden. During the day, these frogs camouflage themselves under leaves but above water. Male glass frogs are 19–28 mm long, while females measure from 23–32 mm long. They have a green semi-translucent color... Wikipedia →

Closest Relatives at Braulio Carrillo National Park

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
~10%
2 Pico Bonito National Park 🇭🇳 Honduras
Insufficient data
3 Tenorio Volcano National Park 🇨🇷 Costa Rica
Insufficient data
4 Braulio Carrillo National Park 🇨🇷 Costa Rica
Insufficient data
5 Arenal Volcano National Park 🇨🇷 Costa Rica
Insufficient data
6 Tapantí-Macizo de la Muerte National Park 🇨🇷 Costa Rica
Insufficient data
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