Chaco Spiny Lizard

Chaco Spiny Lizard

Tropidurus lagunablanca

Silhouette: Heitor Campos de Sousa · PhyloPic

Daily sighting probability ~50% · Likely
at Chapada dos Guimarães National Park

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

27 Verified sightings at Chapada dos Guimarães National Park From 2019 to 2026
27 In 1 park
May Best month
☀️ Diurnal When it's spotted

About the Chaco Spiny Lizard

Tropidurus lagunablanca is a species of lizard of the Tropiduridae family. It is found in Paraguay and Brazil. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Chapada dos Guimarães National Park 🇧🇷 Brazil
~50%

More parks will be added in future updates.

Closest Relatives at Chapada dos Guimarães National Park

No species of the same family or order lives in Chapada dos Guimarães National Park, so these are its closest relatives here: other reptiles.

Before you go

What are the chances of seeing a Chaco Spiny Lizard in Chapada dos Guimarães National Park?

Likely

About 50% of wildlife watchers report a Chaco Spiny Lizard sighting in Chapada dos Guimarães National Park on a given day, based on 27 verified sightings from GBIF citizen-science data from 2019 to 2026. Over three days the chance rises to about 90%, and over a week to over 90%, if each day is a fresh chance.

When is the best time to see a Chaco Spiny Lizard in Chapada dos Guimarães National Park?

May and October

In those months about 70% of wildlife watchers report a Chaco Spiny Lizard in Chapada dos Guimarães National Park on a given day, against about 30% in April and July, the lowest months. Those are among Chapada dos Guimarães National Park's driest months, with about 70 mm of rain a month against 240 mm in March. December to March have too few records to rate.

What time of day is best to see a Chaco Spiny Lizard?

Between 9 am and noon

Across all the parks we cover, that three-hour window holds the most Chaco Spiny Lizard 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 else can you see a Chaco Spiny Lizard?

Only Chapada dos Guimarães National Park, in our data

Chapada dos Guimarães National Park is the only park on Wallace's Line with enough records to rate Chaco Spiny Lizard sightings: about 50% of wildlife watchers there report one on a given day.

Where does the Chaco Spiny Lizard sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Chaco Spiny Lizard is recorded against all the reptiles logged in Chapada dos Guimarães National Park (27 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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