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.
Caucasus Viper
A vividly colored, endangered mountain viper endemic to the forested slopes of the Caucasus region.
Mangshan Pit Viper
A rare and large pit viper endemic to a single mountain region in China, notable for its size and pale, mossy coloration.
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.
Dinnik's Viper
A small, high-altitude viper endemic to alpine meadows of the Caucasus Mountains, adapted to cold montane conditions.
West African Gaboon Viper
A massive, ornately patterned viper with the longest fangs of any snake, native to West African rainforests.
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.
Timber Rattlesnake
A heavy-bodied woodland rattlesnake of the eastern United States, often showing dark chevron banding and a black tail.
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.
Southern Pacific Rattlesnake
A common rattlesnake of coastal and inland southern California, noted for its variable venom and dark diamond blotches.
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.
Cyclades Blunt-Nosed Viper
A critically endangered island viper found only on Milos and a few neighboring Cycladic islands in the Aegean Sea.
Short-Tailed Mamushi
A short, stout pit viper closely related to the Japanese mamushi, found across East Asia.
Tonkin Pit Viper
A green pit viper native to the Tonkin region of northern Vietnam and adjacent southern China.
Kinabalu Pit Viper
A montane green pit viper restricted to the high elevations of Mount Kinabalu in Borneo.
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.
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.
Snouted Night Adder
A small African night adder with an upturned snout, adapted for a burrowing, frog-hunting lifestyle.
Gaboon Adder
One of the largest and heaviest vipers in the world, renowned for its intricate geometric camouflage and formidable fangs.
Rock Mamushi
A rock-dwelling pit viper native to the Korean Peninsula, closely resembling other regional mamushis.
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.
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.
Santa Catalina Island Rattlesnake
A critically endangered island endemic notable for lacking a functional rattle segment, making it unusually silent among rattlesnakes.
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.
Persian Horned Viper
A desert viper of the Middle East with prominent hornlike scales above the eyes, occupying rocky and sandy terrain.
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.
Andaman Pit Viper
An island-endemic green pit viper found only in the Andaman Islands of India.
Twin-spotted Rattlesnake
A tiny, high-elevation rattlesnake marked by paired rows of small dark spots down its gray body.
Nitsche's Bush Viper
An arboreal African viper of montane forest habitats, named for its variable coloring and keeled scales.
Mexican Dusky Rattlesnake
A small, high-elevation rattlesnake of Mexico's central highland forests, notable for its diminutive size and dark, muted coloration.
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.
Stejneger's Pit Viper
A widespread bright green arboreal pit viper common in bamboo forests and shrublands of East and Southeast Asia.
Desert Massasauga
The smallest and most arid-adapted massasauga, found in dry grasslands and desert scrub of the southern plains.
Peringuey's Adder
A tiny, dorsally-eyed desert adder famous for sidewinding across the Namib's shifting dunes.
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.
Side-striped Palm Pit Viper
A slender green arboreal pit viper of Central American cloud forests, marked with a pale lateral stripe.
Mangrove Pit Viper
A slender green pit viper specialized for life along mangrove coastlines and tidal forests across South and Southeast Asia.
Ridge-nosed Rattlesnake
A small, secretive rattlesnake of isolated 'sky island' mountain ranges, named for a distinctive ridge along its snout.
Rhombic Night Adder
A widespread African viper named for the diamond-shaped blotches along its back, with comparatively mild venom.