Common Basilisk

Common Basilisk

Basiliscus basiliscus

Silhouette: Jose Carlos Arenas-Monroy · PhyloPic

LCLeast ConcernNTVUENCR
Daily sighting probability ~40% · Likely
at San Lorenzo Protected Forest

In 3 days ~80% in a week >90%

6 Verified sightings at San Lorenzo Protected Forest From 2019 to 2026
2,624 In all 20 parks
April Best month
☀️ Diurnal When it's spotted

About the Common Basilisk

The common basilisk (Basiliscus basiliscus) is a species of lizard in the family Corytophanidae. The species is endemic to Central America and South America, where it is found near rivers and streams in rainforests. It is also known as the Jesus Christ lizard, Jesus lizard, South American Jesus lizard, or lagarto de Jesus Cristo for its ability to run on the surface of water.

The common basilisk can be distinguished from similar species within its range by its large size and the high fin-like crest along its back. Most common basilisks are brown and cream in color. Males also have high crests on the head and tail. Both genders are brown to olive, and have a white, cream, or yellow stripe on the upper lip and a second stripe along either side of the body; these stripes have higher contrast in juveniles and fade as the lizards age.

Hatchlings weigh a mere 2 grams (0.071 oz) and are 38 to 43 mm (1.5 to 1.7 in) long. Adults can grow to a total length (including tail) of 76 cm (2.5 feet). Females are generally 135 to 194 g (4.8 to 6.8 oz), and weigh half as much as males. The tail comprises 70 to 75% of the total length: for example, a 70-cm-long (27.5-inch-long) common... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Piedras Blancas National Park 🇨🇷 Costa Rica
~80%
2 Manuel Antonio National Park 🇨🇷 Costa Rica
~80%
3 Carara National Park 🇨🇷 Costa Rica
~70%
4 Corcovado National Park 🇨🇷 Costa Rica
~60%
5 Coiba National Park 🇵🇦 Panama
~60%
6 Marino Ballena National Park 🇨🇷 Costa Rica
~50%
7 Soberanía National Park 🇵🇦 Panama
~50%
8 Tayrona National Natural Park 🇨🇴 Colombia
~50%
9 Cabo Blanco Absolute Nature Reserve 🇨🇷 Costa Rica
~40%
10 Palo Verde National Park 🇨🇷 Costa Rica
~40%
11 Chagres National Park 🇵🇦 Panama
~40%
12 San Lorenzo Protected Forest 🇵🇦 Panama
~40%
13 Parque Natural Metropolitano 🇵🇦 Panama
~30%
14 Darién National Park 🇵🇦 Panama
~20%
15 Rincón de la Vieja National Park 🇨🇷 Costa Rica
~20%
16 Ostional Wildlife Refuge 🇨🇷 Costa Rica
~10%
17 Chirripó National Park 🇨🇷 Costa Rica
~10%
18 La Amistad International Park (Panama) 🇵🇦 Panama
~10%
19 Tapantí-Macizo de la Muerte National Park 🇨🇷 Costa Rica
~10%
20 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
~10%

Cities Where Found

# City Country Daily sighting probability
1 Panama City 🇵🇦 Panama
~30%
2 Barranquilla 🇨🇴 Colombia
~20%
3 San José 🇨🇷 Costa Rica
~20%
4 Cali 🇨🇴 Colombia
~20%
5 Medellín 🇨🇴 Colombia
~10%

Zoos & Centres Where Found

# Zoo / Centre Country
1 Warsaw Zoo 🇵🇱 Poland In captivity
2 Taronga Zoo 🇦🇺 Australia In captivity
3 Kharkiv Zoo 🇺🇦 Ukraine In captivity
4 Grodno Zoo 🇧🇾 Belarus In captivity
5 Bergen Aquarium 🇳🇴 Norway In captivity
6 Aquarium River of Zaragoza 🇪🇸 Spain In captivity
7 Kharkiv Dolphinarium 🇺🇦 Ukraine In captivity
8 herpetarium warszawskiego ZOO 🇵🇱 Poland In captivity
9 akwarium warszawskiego ZOO 🇵🇱 Poland In captivity
10 hipopotamiarnia i akwarium morskie warszawskiego ZOO 🇵🇱 Poland In captivity
11 Tarpon Springs Aquarium 🇺🇸 United States In captivity

Closest Relatives at San Lorenzo Protected Forest

No species of the same family or order lives in San Lorenzo Protected Forest, so these are its closest relatives here: other reptiles.

Before you go

What are the chances of seeing a Common Basilisk in San Lorenzo Protected Forest?

Likely

About 40% of wildlife watchers report a Common Basilisk sighting in San Lorenzo Protected Forest on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. Over three days the chance rises to about 80%, and over a week to over 90%, if each day is a fresh chance.

When is the best time to see a Common Basilisk in San Lorenzo Protected Forest?

April

In that month about 70% of wildlife watchers report a Common Basilisk in San Lorenzo Protected Forest on a given day, against about 10% in May–June, October and December–January, the lowest months. August and September have too few records to rate.

What time of day is best to see a Common Basilisk?

Between 8 and 11 am

Across all the parks we cover, that three-hour window holds the most Common Basilisk sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Where does the Common Basilisk sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Common Basilisk is recorded against all the reptiles logged in San Lorenzo Protected Forest (6 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.

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