Surinam Horned Frog

Surinam Horned Frog

Ceratophrys cornuta

Silhouette: Margot Michaud · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~30% · Possible
at Manu National Park
82 Verified sightings at Manu National Park From 2019 to 2026
252 Verified sightings across all 6 parks From 2019 to 2026
February Best month highest sighting rate
🌙 Nocturnal When it's spotted during nighttime hours (6pm–6am)

About the Surinam Horned Frog

The Surinam horned frog (Ceratophrys cornuta), also known as Amazonian horned frog, is a bulky frog measuring up to 20 centimetres (7.9 in) found in the northern part of South America. It has an exceptionally wide mouth, and has horn-like projections above its eyes. Females lay up to 1,000 eggs at a time, and wrap them around aquatic plants. The frog eats other frogs, fish, lizards, and mice. Tadpoles of the Surinam horned frog attack each other (and tadpoles from other species) soon after being hatched.

This species was once considered the same species as Ceratophrys ornata. This dispute was later settled because the Surinam Horned frog inhabits a different habitat than its smaller cousin and does not interbreed with it in the wild (but will do so in captivity). This species has been known to prey upon the other species of horned frog, especially the northern race of Ceratophrys ornata.

Enrique La Marca, Luis A. Coloma, Santiago Ron, Claudia Azevedo-Ramos (2004). "Ceratophrys cornuta". IUCN Red List of Threatened Species. 2004 e.T56337A11464093. doi:10.2305/IUCN.UK.2004.RLTS.T56337A11464093.en. Retrieved 12 November 2021.{{cite journal}}: CS1 maint... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Tambopata National Reserve 🇵🇪 Peru
~40%
2 Brownsberg Nature Park 🇸🇷 Suriname
~40%
3 Manu National Park 🇵🇪 Peru
~30%
4 Yasuní National Park 🇪🇨 Ecuador
~10%
5 Madidi National Park 🇧🇴 Bolivia
Insufficient data
6 Cuyabeno Wildlife Reserve 🇪🇨 Ecuador
Insufficient data

Quick answers

What are the chances of seeing a Surinam Horned Frog in Manu National Park?

About 30% of wildlife watchers report a Surinam Horned Frog sighting in Manu National Park, based on 82 verified sightings from GBIF citizen-science data.

When is the best time to see Surinam Horned Frog in Manu National Park?

February has the highest sighting rate for Surinam Horned Frog in Manu National Park in our monthly data.

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