Isla Bonita Robber Frog

Isla Bonita Robber Frog

Craugastor crassidigitus

Silhouette: Jose Carlos Arenas-Monroy · PhyloPic

LCLeast ConcernNTVUENCR
Daily sighting probability ~20% · Possible
at Chirripó National Park

In 3 days ~50% in a week ~80%

23 Verified sightings at Chirripó National Park From 2019 to 2026
70 In all 7 parks
October Best month
🌙 Nocturnal When it's spotted

About the Isla Bonita Robber Frog

Craugastor crassidigitus is a species of frog in the family Craugastoridae. It is found in Colombia, Costa Rica, Panama, and possibly Nicaragua. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montane forests, arable land, pastureland, plantations, and heavily degraded former forest.

Media related to Craugastor crassidigitus at Wikimedia Commons Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Chirripó National Park 🇨🇷 Costa Rica
~20%
2 Braulio Carrillo National Park 🇨🇷 Costa Rica
~10%
3 Carara National Park 🇨🇷 Costa Rica
~10%
4 Corcovado National Park 🇨🇷 Costa Rica
~10%
5 Arenal Volcano National Park 🇨🇷 Costa Rica
~10%
6 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
~10%
7 La Amistad International Park (Panama) 🇵🇦 Panama
~10%

Before you go

What are the chances of seeing an Isla Bonita Robber Frog in Chirripó National Park?

Possible

About 20% of wildlife watchers report an Isla Bonita Robber Frog sighting in Chirripó National Park on a given day, based on 23 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 3rd most-seen of the 8 amphibians we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.

When is the best time to see an Isla Bonita Robber Frog in Chirripó National Park?

October

In that month about 50% of wildlife watchers report an Isla Bonita Robber Frog in Chirripó National Park on a given day, against under 5% in January and July–September, the lowest months. That is one of Chirripó National Park's wettest months, with about 690 mm of rain against 75 mm in February.

What time of day is best to see an Isla Bonita Robber Frog?

Between 7 and 10 pm

Across all the parks we cover, that three-hour window holds the most Isla Bonita Robber Frog sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.

Is Chirripó National Park the best place to see an Isla Bonita Robber Frog?

Yes

Of the 7 parks where we can rate Isla Bonita Robber Frog sightings, Chirripó National Park has the highest daily chance: about 20%. Next come Braulio Carrillo National Park (Costa Rica, about 10%) and Carara National Park (Costa Rica, about 10%).

Where does the Isla Bonita Robber Frog sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Isla Bonita Robber Frog is recorded against all the amphibians logged in Chirripó National Park (23 verified sightings from 2019 to 2026), 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.

← Back to Chirripó National Park