Colubridae
Dominican Racer
HarmlessAlsophis sibonius






6 photographs of the Dominican Racer. © Paul Prior.
The Dominican Racer (Alsophis sibonius) is a non-venomous snake in the Colubridae family, recorded in 3 countries.
- Family
- Colubridae
About the Dominican Racer
There are two species of snake named Antilles racer:
Alsophis antillensis, endemic to the Caribbean island of Guadeloupe
Alsophis sibonius, endemic to the Caribbean island of Dominica
Adapted from Wikipedia, available under CC BY-SA.
Frequently asked: Dominican Racer
- Is the Dominican Racer venomous?
- No. The Dominican Racer (Alsophis sibonius) is non-venomous and is not considered dangerous to humans. Like most snakes, it will retreat rather than bite when given the chance.
- Is the Dominican Racer poisonous?
- Snakes are venomous, not poisonous. "Poisonous" means harmful to eat or touch; "venomous" means injecting toxins through a bite. The Dominican Racer is neither poisonous nor venomous.
- Is the Dominican Racer dangerous?
- The Dominican Racer is not dangerous to humans. It has no medically significant venom and bites only defensively if cornered or handled.
- Where does the Dominican Racer live?
- The Dominican Racer has verified records in 3 countries, including Dominica, Saint Lucia, Trinidad and Tobago. See the distribution section below for its full range.
Where it is found
More Colubridae snakes
Classification
How scientists group this snake, from the broadest category down to the exact species. Each step narrows to its closest relatives.
- OrderThe broad group of scaled reptiles: all snakes and lizards
- Squamata
- FamilyA group of related snakes that share key traits
- Colubridae
- GenusA close-knit group of very similar species
- Alsophis
- SpeciesThis exact snake, named in the two-part scientific name
- Alsophis sibonius
Keep learning
- What to Do If You Find a SnakeFound a snake at home or on a trail? Here is how to stay calm, give it space, identify it safely, and know when to call a professional.
- Venomous vs Nonvenomous: How to Tell the DifferenceThe folk rules for telling venomous snakes apart, where each one fails, and why location-based identification beats guessing by sight.
- What Is a Snake? Anatomy and the BasicsA clear overview of what makes a snake a snake: limbless body plan, anatomy, evolution from lizards, species diversity, and why they are ectothermic.
- How to Keep Snakes Out of Your Yard and HomeA practical guide to keeping snakes out of your yard and home using habitat changes that work, plus what to skip and what to do if one shows up.
Distribution from GBIF & iNaturalist. Venom status per CDC. Background: Wikipedia. Informational only. Never handle a snake to identify it.







