Snake Encyclopedia
Search and identify 1,000+ snakes from around the world — with venomous status, family, range, size, habitat, and how to tell look-alikes apart.
Sri Lankan Hump-Nosed Pit Viper
A small terrestrial pit viper of Sri Lanka and southern India, historically underestimated in medical significance despite its wide distribution.
Fan Si Pan Horned Pit Viper
A stout mountain pit viper with small hornlike scales above the eyes, found in high-elevation forests of the Fan Si Pan region.
Rough-Scaled Sand Boa
A stout, blunt-tailed burrowing boa from South Asia with a bold, blotched pattern often mistaken for a viper.
Bengal Sand Boa
A stout, burrowing South Asian boa with rough, patterned scales, often mistaken for a venomous species due to its blunt tail.
Common Sand Boa
A short, stout, patterned burrowing boa common across dry and semi-arid regions of the Indian subcontinent.
Gaboon Adder
One of the largest and heaviest vipers in the world, renowned for its intricate geometric camouflage and formidable fangs.
Viperine Snake
A harmless aquatic colubrid from southwestern Europe and North Africa whose zigzag pattern mimics that of true vipers.
European Adder
The only venomous snake native to the British Isles, with an enormous range spanning from western Europe to the Russian Far East, including areas within the Arctic Circle.
Amazon False Fer-de-lance
A harmless, viper-mimicking colubrid of the Amazon that flattens its head into a triangular shape to fool predators into thinking it is a dangerous pit viper.
Many-Horned Adder
A rocky-habitat adder distinguished by clusters of small spiny scales above each eye, unlike the single horn of related species.
Desert Mountain Adder
A little-known rocky-terrain adder confined to arid mountain slopes along the Orange River region of southern Africa.
Viperine Sea Snake
One of the largest and most heavily built sea snakes, with a viper-like thick body and disproportionately large head, capable of delivering a substantial venom yield.
Sichuan Lancehead
A terrestrial pit viper native to Sichuan Province, China, part of the Protobothrops group of Asian lanceheads.
Namaqua Dwarf Adder
Regarded as the world's smallest viper species, this diminutive adder inhabits coastal dunes of southern Africa.
Common Lancehead
The most widespread lancehead of the Amazon Basin, a major cause of snakebite envenomation across tropical South America.
Golden Lancehead
A critically endangered island-endemic pit viper found only on a single Brazilian island, known for unusually potent venom adapted to hunting birds.
Japanese Mamushi
A small but medically significant pit viper widespread across Japan, responsible for the majority of the country's venomous snakebites.
Urutu
A heavy-bodied pit viper of grasslands and marshes in southern South America, known for its distinctive alternating dark blotches.
Habu
A large, aggressive pit viper endemic to Japan's Ryukyu Islands, notorious as the region's most medically significant snake.
False Fer-de-lance
A harmless colubrid widely known for mimicking dangerous fer-de-lance pit vipers through dramatic head-flattening displays.
Ussuri Mamushi
A small, cold-tolerant pit viper of the Russian Far East and northeastern Asia.
Horned Adder
A small desert adder with a prominent single horn-like scale above each eye, well camouflaged against sandy soils.
Common Adder
A small, widespread viper found across Europe and into northern Asia, notable for having the largest geographic range of any land snake species.
Short-Tailed Mamushi
A short, stout pit viper closely related to the Japanese mamushi, found across East Asia.