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.
Short-Tailed Mamushi
A short, stout pit viper closely related to the Japanese mamushi, found across East Asia.
Horseshoe Pit Viper
A pit viper of the Western Ghats named for horseshoe-shaped markings on its head.
Tonkin Pit Viper
A green pit viper native to the Tonkin region of northern Vietnam and adjacent southern China.
East African Gaboon Viper
A large, elaborately patterned viper found in East and Central African rainforests, closely related to the West African Gaboon Viper.
Slender Hognosed Pit Viper
A slender terrestrial pit viper of Pacific dry forest habitats in Central America, related to other hognosed pit vipers.
Ussuri Mamushi
A small, cold-tolerant pit viper of the Russian Far East and northeastern Asia.
Usambara Bush Viper
A small, horn-scaled arboreal viper endemic to the Eastern Arc mountain forests of Tanzania, known for distinctive raised scales above the eyes.
Snouted Night Adder
A small African night adder with an upturned snout, adapted for a burrowing, frog-hunting lifestyle.
Eastern Diamondback Rattlesnake
The largest venomous snake in North America, a heavy-bodied rattlesnake of southeastern pine forests and coastal habitats.
Mount Bulgar Viper
A rare mountain viper restricted to the Bolkar Mountains of southern Turkey, part of the diverse Montivipera radiation.
Rock Mamushi
A rock-dwelling pit viper native to the Korean Peninsula, closely resembling other regional mamushis.
Brazilian Lancehead
A medium to large lancehead pit viper of central Brazil's savanna, responsible for a significant number of snakebite cases in the region.
Caucasus Viper
A vividly colored, endangered mountain viper endemic to the forested slopes of the Caucasus region.
Cottonmouth
A heavy-bodied, semi-aquatic pit viper of the southeastern US, famous for the white interior of its mouth displayed as a threat.
Guatemalan Palm Pit Viper
An arboreal green pit viper of Central American highland forests, closely related to other palm pit vipers of the region.
Fea's Viper
A strikingly patterned, primitive viper of montane forests, considered one of the most ancient living viper lineages.
Armenian Steppe Viper
A small steppe-dwelling viper of the Armenian highlands, closely related to Orsini's Viper and generally of limited medical significance to humans.
Blunt-Nosed Viper
A large, robust viper found across the Middle East, Central Asia, and parts of North Africa, regarded as one of the most medically important vipers in its range.
Bornean Keeled Green Pit Viper
A venomous, strikingly patterned pit viper of Southeast Asian rainforests, closely related to the well-known Wagler's pit viper.
Persian Horned Viper
A desert viper of the Middle East with prominent hornlike scales above the eyes, occupying rocky and sandy terrain.
Egyptian Saw-Scaled Viper
A small but highly dangerous viper known for producing a rasping warning sound by rubbing its serrated scales together.
Zayu Mountain Pit Viper
A little-known, regionally endemic pit viper from the mountainous borderlands of southeastern Tibet.
Andaman Pit Viper
An island-endemic green pit viper found only in the Andaman Islands of India.
Kinabalu Pit Viper
A montane green pit viper restricted to the high elevations of Mount Kinabalu in Borneo.
Mexican Dusky Rattlesnake
A small, high-elevation rattlesnake of Mexico's central highland forests, notable for its diminutive size and dark, muted coloration.
Lataste's Viper
A small viper of the Iberian Peninsula and northwestern Africa, recognized by a small upturned snout scale.
Black-headed Bushmaster
A large, rare pit viper endemic to a small region of Pacific Costa Rica, distinguished by its notably dark head.
Sochurek's Saw-Scaled Viper
A medically important desert viper closely related to the Common Saw-Scaled Viper, recognized as a distinct species in some taxonomies.
Rhinoceros Viper
A strikingly patterned African viper with distinctive horn-like scales on its snout, known for stunning geometric coloration.
Stejneger's Pit Viper
A widespread bright green arboreal pit viper common in bamboo forests and shrublands of East and Southeast Asia.
Gaboon Adder
One of the largest and heaviest vipers in the world, renowned for its intricate geometric camouflage and formidable fangs.
Bamboo Pit Viper
A slender green pit viper found in forests of peninsular India, closely associated with bamboo thickets and dense foliage.
Spot-Tailed Pit Viper
A slender green pit viper of peninsular India, distinguished by a distinctively marked, spotted tail.
Baja California Rattlesnake
A small rattlesnake endemic to the arid Baja California peninsula, adapted to desert scrub and rocky terrain.
Millard's Hump-Nosed Pit Viper
A small, stout, terrestrial hump-nosed pit viper endemic to Sri Lanka with an upturned snout.
Western Diamondback Rattlesnake
One of the most widespread and commonly encountered rattlesnakes of the American Southwest, known for its bold tail rings.
Mangrove Pit Viper
A slender green pit viper specialized for life along mangrove coastlines and tidal forests across South and Southeast Asia.
Eastern Russell's Viper
A medium to large, heavy-bodied viper found across Southeast Asia, closely related to the Indian Russell's Viper and responsible for significant snakebite incidence in its range.
Rhombic Night Adder
A widespread African viper named for the diamond-shaped blotches along its back, with comparatively mild venom.
Santa Catalina Island Rattlesnake
A critically endangered island endemic notable for lacking a functional rattle segment, making it unusually silent among rattlesnakes.
Black-speckled Palm Pit Viper
A small, mottled green and black arboreal pit viper found in the high-elevation cloud forests of Costa Rica and Panama.
Eastern Massasauga
A small, secretive rattlesnake of wetland prairies, now rare and protected across much of its range.
Twin-spotted Rattlesnake
A tiny, high-elevation rattlesnake marked by paired rows of small dark spots down its gray body.
Great Basin Rattlesnake
A pale, desert-adapted rattlesnake of the arid Great Basin, blending well with sandy and rocky terrain.
Nitsche's Bush Viper
An arboreal African viper of montane forest habitats, named for its variable coloring and keeled scales.
Patagonian Lancehead
A small pit viper found further south than any other pitviper in the world, inhabiting the cold steppes of Patagonia.
Nose-Horned Viper
A distinctive viper of southern Europe and the Balkans recognized by a small soft horn on its snout, considered the most dangerous viper in Europe.
Nepal Pit Viper
A stocky mountain pit viper of the Himalayan region, tolerant of cool high-altitude conditions.