Drymobius rhombifer
Silhouette: Alex Slavenko · PhyloPic
In 3 days ~30% in a week ~60%
Drymobius rhombifer, the Esmarald racer, is a species of non-venomous snake in the family Colubridae. The species is found in El Salvador, Nicaragua, Costa Rica, Panama, Colombia, Venezuela, French Guiana, Ecuador, Bolivia, Peru, and Brazil. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Tambopata National Reserve | 🇵🇪 Peru | |
| 2 | Manu National Park | 🇵🇪 Peru |
With luck
About 10% of wildlife watchers report an Esmarald Racer sighting in Tambopata National Reserve on a given day, based on 11 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 30th most-seen of the 47 reptiles we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.
January, June, August and October
In those months about 20% of wildlife watchers report an Esmarald Racer in Tambopata National Reserve on a given day, against under 5% in February–May, September and December, the lowest months.
Between 7 and 10 pm
Across all the parks we cover, that three-hour window holds the most Esmarald Racer sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is seen both by day and at night.
Yes
Of the 2 parks where we can rate Esmarald Racer sightings, Tambopata National Reserve has the highest daily chance: about 10%. Next come Manu National Park (Peru, about 10%).
Same family: Colubridae
The closest relatives of the Esmarald Racer that you can see in Tambopata National Reserve (family Colubridae, Colubrid Snakes) are Blunthead Tree Snake (about 30%), Tschudi's False Coral Snake (about 20%) and Wucherer's Ground Snake (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Esmarald Racer is recorded against all the reptiles logged in Tambopata National 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.
