Sonora cincta
Silhouette: Alex Slavenko · PhyloPic
In 3 days ~20% in a week ~50%
Sonora cincta is a species of snake of the family Colubridae. The snake is found in the United States and Mexico. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | El Vizcaíno Biosphere Reserve | 🇲🇽 Mexico | |
| 2 | Saguaro National Park | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Variable Sand Snake sighting in Saguaro National Park on a given day, based on 28 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 30th most-seen of the 51 reptiles we can rate there. Over three days the chance rises to about 20%, and over a week to about 50%, if each day is a fresh chance.
May and June
In those months about 20% of wildlife watchers report a Variable Sand Snake in Saguaro National Park on a given day, against under 5% in November to April, the lowest months. Those are among Saguaro National Park's driest months, with about 5 mm of rain a month against 55 mm in July.
Between 7 and 10 pm
Across all the parks we cover, that three-hour window holds the most Variable Sand Snake sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is most active around dawn and dusk.
Among the best
Of the 2 parks where we can rate Variable Sand Snake sightings, Saguaro National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in El Vizcaíno Biosphere Reserve (Mexico, about 10%).
GBIF citizen-science records
It is estimated from how often the Variable Sand Snake is recorded against all the reptiles logged in Saguaro National Park (28 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.
