Road Guarder

Road Guarder

Conophis lineatus

Silhouette: Alex Slavenko · PhyloPic

LCLeast ConcernNTVUENCR
Daily sighting probability ~20% · Possible
at Ría Lagartos Biosphere Reserve

In 3 days ~40% in a week ~70%

11 Verified sightings at Ría Lagartos Biosphere Reserve From 2019 to 2026
11 In 1 park
June Best month
☀️ Diurnal When it's spotted

About the Road Guarder

Conophis lineatus, also known commonly as the road guarder and la culebra guardacaminos lineada in local Spanish, is a species of mildly venomous snake in the subfamily Dipsadinae of the family Colubridae. The species is native to southern Mexico, Belize, Costa Rica, El Salvador, Guatemala, Honduras, and Nicaragua. There are two recognized subspecies.

Dorsally, Conophis lineatus has 6–11 dark stripes. The areas between the stripes are tan or whitish. The lower portions of the upper labials are brown. The smooth dorsal scales are arranged in 19 rows on the neck, 19 rows at midbody, and 17 rows posteriorly.

The preferred natural habitats of Conophis lineatus are forest and savanna, but it has also been found in disturbed habitats. Conophis lineatus is terrestrial. Conophis lineatus preys upon lizards, predominately species of the family Teiidae, and also eats eggs of ground-nesting birds.

Conophis lineatus is rear-fanged and mildly venomous. Bites to humans cause pain, swellling, and bruising, with symptoms lasting as long as two months. Conophis lineatus is oviparous. Two subspecies... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Ría Lagartos Biosphere Reserve 🇲🇽 Mexico
~20%

More parks will be added in future updates.

Zoos & Centres Where Found

# Zoo / Centre Country
1 La Paz Waterfall Gardens 🇨🇷 Costa Rica In captivity

Before you go

What are the chances of seeing a Road Guarder in Ría Lagartos Biosphere Reserve?

Possible

About 20% of wildlife watchers report a Road Guarder sighting in Ría Lagartos Biosphere Reserve on a given day, based on 11 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 9th most-seen of the 15 reptiles we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.

When is the best time to see a Road Guarder in Ría Lagartos Biosphere Reserve?

February, April and June–August

In those months about 30% of wildlife watchers report a Road Guarder in Ría Lagartos Biosphere Reserve on a given day, against under 5% in January, March, May and September–November, the lowest months.

What time of day is best to see a Road Guarder?

Between 10 am and 1 pm

Across all the parks we cover, that three-hour window holds the most Road Guarder 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 Road Guarder?

Only Ría Lagartos Biosphere Reserve, in our data

Ría Lagartos Biosphere Reserve is the only park on Wallace's Line with enough records to rate Road Guarder sightings: about 20% of wildlife watchers there report one on a given day.

Where does the Road Guarder sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Road Guarder is recorded against all the reptiles logged in Ría Lagartos Biosphere Reserve (11 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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