Colubridae
Fierce Night Stalker
HarmlessToxicodryas vexator

The Fierce Night Stalker (Toxicodryas vexator) is a non-venomous snake in the Colubridae family, recorded in 6 countries.
- Family
- Colubridae
About the Fierce Night Stalker
Toxicodryas vexator is a species of snake of the family Colubridae.
The snake is found in the Democratic Republic of Congo.
Adapted from Wikipedia, available under CC BY-SA.
Frequently asked: Fierce Night Stalker
- Is the Fierce Night Stalker venomous?
- No. The Fierce Night Stalker (Toxicodryas vexator) 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 Fierce Night Stalker poisonous?
- Snakes are venomous, not poisonous. "Poisonous" means harmful to eat or touch; "venomous" means injecting toxins through a bite. The Fierce Night Stalker is neither poisonous nor venomous.
- Is the Fierce Night Stalker dangerous?
- The Fierce Night Stalker is not dangerous to humans. It has no medically significant venom and bites only defensively if cornered or handled.
- Where does the Fierce Night Stalker live?
- The Fierce Night Stalker has verified records in 6 countries, including Congo, Democratic Republic of the, Uganda, Zambia. See the distribution section below for its full range.
Where it is found
More Colubridae snakes
Blandings Tree SnakeToxicodryas blandingii
Diamondback Night StalkerToxicodryas adamantea
Powdered Tree SnakeToxicodryas pulverulenta
Common Garter SnakeThamnophis sirtalis
Common WatersnakeNerodia sipedon
Gopher SnakePituophis catenifer
DeKay's BrownsnakeStoreria dekayi
North American RacerColuber constrictor
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
- Toxicodryas
- SpeciesThis exact snake, named in the two-part scientific name
- Toxicodryas vexator
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.