Colubridae
Reddish Rat Snake
HarmlessCoelognathus erythrurus



3 photographs of the Reddish Rat Snake. © Vreni Gem O. Caasi.
The Reddish Rat Snake (Coelognathus erythrurus) is a non-venomous snake in the Colubridae family, recorded in 3 countries.
- Family
- Colubridae
About the Reddish Rat Snake
Coelognathus erythrurus, commonly known as the Philippine rat snake, is a species of snake of the family Colubridae.
Geographic range
The snake is found in the Philippines and Indonesia.
Diet
Philippine rat snakes eat rodents.
Subspecies
Coelognathus erythrurus celebensis (Jan, 1863)
Coelognathus erythrurus erythrurus (Duméril, Bibron & Duméril, 1854)
Coelognathus erythrurus manillensis Jan, 1863
Coelognathus erythrurus psephenourus Leviton, 1979
Adapted from Wikipedia, available under CC BY-SA.
Frequently asked: Reddish Rat Snake
- Is the Reddish Rat Snake venomous?
- No. The Reddish Rat Snake (Coelognathus erythrurus) 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 Reddish Rat Snake poisonous?
- Snakes are venomous, not poisonous. "Poisonous" means harmful to eat or touch; "venomous" means injecting toxins through a bite. The Reddish Rat Snake is neither poisonous nor venomous.
- Is the Reddish Rat Snake dangerous?
- The Reddish Rat Snake is not dangerous to humans. It has no medically significant venom and bites only defensively if cornered or handled.
- Where does the Reddish Rat Snake live?
- The Reddish Rat Snake has verified records in 3 countries, including Philippines, Indonesia, Malaysia. See the distribution section below for its full range.
- What does the Reddish Rat Snake eat?
- Philippine rat snakes eat rodents.
Where it is found
More Colubridae snakes
Copperhead Rat SnakeCoelognathus radiatus
Trinket SnakeCoelognathus helena
Black Copper Rat SnakeCoelognathus flavolineatus
Sunda Rat SnakeCoelognathus subradiatus
Palawan rat snakeCoelognathus philippinus
Enggano Rat SnakeCoelognathus enganensis
Common Garter SnakeThamnophis sirtalis
Common WatersnakeNerodia sipedon
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
- Coelognathus
- SpeciesThis exact snake, named in the two-part scientific name
- Coelognathus erythrurus
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.