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.
Sumatran Pit Viper
A large, striking green pit viper found in the rainforests of Sumatra and Borneo, notable for its vivid coloration and arboreal lifestyle.
Portuguese Viper
A small viper of the Iberian Peninsula and northwestern Africa, recognizable by a soft nasal appendage similar to its close relatives.
Santa Catalina Island Rattlesnake
A critically endangered island endemic notable for lacking a functional rattle segment, making it unusually silent among rattlesnakes.
Kofiau Green Tree Python
A rare island locality of the green tree python from Kofiau Island in the Raja Ampat archipelago, notable for a relatively small, isolated population.
Red River Krait
A recently described krait from the Red River basin of northern Vietnam and southern China, banded black and white and dangerously venomous.
Berg Adder
A small mountain-dwelling viper of southern Africa notable for venom that primarily affects the nervous system, unusual among vipers.
Blue Krait
A highly venomous, nocturnal krait known for potent neurotoxic venom and a docile daytime demeanor that masks serious danger after dark.
Midget Faded Rattlesnake
A small, pale rattlesnake of the Colorado Plateau notable for having one of the most potent venoms among North American rattlesnakes relative to its size.
Annulated Tree Boa
A slender, ring-patterned arboreal boa found in Central American and northwestern South American forests, named for the ring-like blotches along its body.
Mexican Dusky Rattlesnake
A small, high-elevation rattlesnake of Mexico's central highland forests, notable for its diminutive size and dark, muted coloration.
Mexican Lance-headed Rattlesnake
A small rattlesnake of the central Mexican plateau notable for its distinctly narrow, lance-shaped head compared to most rattlesnakes.
Irian Jaya Carpet Python
A New Guinea locality form of carpet python noted for its striking, high-contrast blotched pattern and relatively robust build.
Neuwied's False Boa
A slender, reddish-brown colubrid from northern South America that superficially resembles boas despite belonging to a different family.
Nubian Spitting Cobra
A moderately sized spitting cobra of the Sahelian and Nile Valley regions of northeastern Africa, described to science relatively recently.
Cape Cobra
One of the most venomous cobras in Africa, notable for its variable yellow, brown, or speckled coloration across southern Africa's arid regions.
Green Mamba
A slender, bright green arboreal elapid found along coastal forests of eastern Africa, notable for its potent neurotoxic venom and shy, elusive nature.
Carpet Python
A widespread, non-venomous python found throughout Australia and New Guinea, highly variable in pattern and color across its many subspecies.
Puerto Rican Boa
A large, nocturnal boa endemic to Puerto Rico, considered threatened due to habitat loss and historically classified as a federally listed species of concern.
Green Tree Python
A vividly green, non-venomous arboreal python of New Guinea and northern Australia, known for its striking resemblance to the emerald tree boa of South America.
Chinese Green Tree Viper
A slender, arboreal green pit viper common across southern China, Taiwan, and northern Vietnam, frequently encountered in forests and cultivated areas.
Red-Headed Krait
A large, vividly colored krait of Southeast Asian rainforests, notable for its glossy black body, bright red or orange head and tail, and thin blue vertebral stripe.
Saharan Sand Viper
A classic desert viper of North Africa, often depicted with distinctive horn-like scales above each eye and famed for its sidewinding tracks across dunes.
Prairie Rattlesnake
A widespread rattlesnake of the North American grasslands and high plains, well adapted to a broad range of elevations and cooler climates than many of its relatives.
Mojave Rattlesnake
A desert rattlesnake notable for producing venom with potent neurotoxic components in many populations, distinguishing it medically from most other rattlesnakes.