What are the chances of seeing an Ornate Cat-eyed Snake in Arenal Volcano National Park?
Possible
About 30% of wildlife watchers report an Ornate Cat-eyed Snake sighting in Arenal Volcano National Park on a given day, based on 100 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 8th most-seen of the 64 reptiles we can rate there. Over three days the chance rises to about 60%, and over a week to about 90%, if each day is a fresh chance.
When is the best time to see an Ornate Cat-eyed Snake in Arenal Volcano National Park?
April, June and November
In those months about 40% of wildlife watchers report an Ornate Cat-eyed Snake in Arenal Volcano National Park on a given day, against about 10% in September, the lowest month.
What time of day is best to see an Ornate Cat-eyed Snake?
Between 7 and 10 pm
Across all the parks we cover, that three-hour window holds the most Ornate Cat-eyed Snake 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 Arenal Volcano National Park the best place to see an Ornate Cat-eyed Snake?
3rd of 13
Of the 13 parks where we can rate Ornate Cat-eyed Snake sightings, Arenal Volcano National Park ranks 3rd at about 30%. The best odds are in Piedras Blancas National Park (Costa Rica, about 40%) and Corcovado National Park (Costa Rica, about 30%). All parks ranked.
Which relatives of the Ornate Cat-eyed Snake live in Arenal Volcano National Park?
Same family: Colubridae
The closest relatives of the Ornate Cat-eyed Snake that you can see in Arenal Volcano National Park (family Colubridae, Colubrid Snakes) are Cloudy Snail-eating Snake (about 20%), Blunthead Tree Snake (about 20%) and Red Coffee Snake (about 20%), with each one's daily chance of a sighting.
Where does the Ornate Cat-eyed Snake sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Ornate Cat-eyed Snake is recorded against all the reptiles logged in Arenal Volcano National Park (100 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.