Snake Encyclopedia
Search and identify 1,000+ snakes from around the world — with family, range, size, habitat, and how to tell similar species apart.
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.
Gaboon Adder
One of the largest and heaviest vipers in the world, renowned for its intricate geometric camouflage.
Viperine Snake
An aquatic colubrid from southwestern Europe and North Africa whose zigzag pattern resembles that of true vipers.
European Adder
The only snake native to much of 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 viper-mimicking colubrid of the Amazon that flattens its head into a triangular shape, resembling a pit viper.
Asian Dwarf Snake
A small, secretive colubrid from the arid highlands of Iran and Central Asia, closely related to the European dwarf snakes of the genus Eirenis.
Viperine Sea Snake
One of the largest and most heavily built sea snakes, with a viper-like thick body and disproportionately large head.
Sichuan Lancehead
A terrestrial pit viper native to Sichuan Province, China, part of the Protobothrops group of Asian lanceheads.
Desert Mountain Adder
A little-known rocky-terrain adder confined to arid mountain slopes along the Orange River region of southern Africa.
Many-Horned Adder
A rocky-habitat adder distinguished by clusters of small spiny scales above each eye, unlike the single horn of related species.
Namaqua Dwarf Adder
Regarded as the world's smallest viper species, this diminutive adder inhabits coastal dunes of southern Africa.
Golden Lancehead
A critically endangered island-endemic pit viper found only on a single Brazilian island, adapted to hunting birds.
Common Lancehead
The most widespread lancehead of the Amazon Basin, found across tropical South America.
Japanese Mamushi
A small pit viper widespread across Japan.
Urutu
A heavy-bodied pit viper of grasslands and marshes in southern South America, known for its distinctive alternating dark blotches.
Ussuri Mamushi
A small, cold-tolerant pit viper of the Russian Far East and northeastern Asia.
Habu
A large pit viper endemic to Japan's Ryukyu Islands.
False Fer-de-lance
A colubrid widely known for resembling fer-de-lance pit vipers through dramatic head-flattening displays.
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.
Rock Mamushi
A rock-dwelling pit viper native to the Korean Peninsula, closely resembling other regional mamushis.
South American Bushmaster
The longest viper in the Americas, a massive pit viper of Amazonian rainforest with a distinctive spined tail.
Bushmaster
The longest viper in the Americas and the largest pit viper in the world, an elusive forest dweller of Central and South America.