Snake Encyclopedia
Search and identify 1,000+ snakes from around the world — with family, range, size, habitat, and how to tell similar species apart.
Northern Cottonmouth
A stout, semi-aquatic pit viper of southeastern wetlands, named for the white lining of its mouth displayed as a threat.
Water Snake
A heavy-bodied, aquatic colubrid frequently mistaken for cottonmouths.
Northern Water Snake
A heavy-bodied, aquatic colubrid often mistaken for a cottonmouth, common around lakes, ponds, and rivers.
Northern Bandy-Bandy
A banded burrowing elapid of tropical northern Australia, closely related to the common bandy-bandy.
Northern Death Adder
A stout, ambush-hunting elapid with a viper-like body shape, found across tropical northern Australia and New Guinea.
Northern Eyelash Boa
A small, heavily keeled forest-floor boa from Central and South America named for the spiny scales above its eyes.
Northern Green Snake
A slender, bright green tree-dwelling colubrid of West and Central Africa, well camouflaged among foliage.
Northern Pacific Rattlesnake
A widespread western rattlesnake found from forested foothills to coastal scrub, recognizable by its dark blotched pattern and prominent tail rattle.
Rubber Boa Northern
A small, smooth-skinned boa from western North America named for its rubbery, loose-fitting skin.
Northern Green Anaconda
One of the world's largest and heaviest snakes, this massive semi-aquatic constrictor dominates the rivers and wetlands of the Amazon and Orinoco basins.
Northern Brown Snake
A fast, alert elapid closely related to the western brown snake, common across arid and tropical northern Australia.
Northern Pine Snake
A large, powerful black-and-white blotched constrictor known for its loud hissing display and habit of burrowing in sandy pine habitats.
Northern Dwarf Crowned Snake
A small, rarely observed crowned snake restricted to the wet tropics of far north Queensland, distinguished by its pale head marking.
Northern Black-tailed Rattlesnake
A robust, calm-tempered rattlesnake of rocky desert and mountain terrain, easily recognized by its uniformly dark tail.
Northern Cat-eyed Snake
A nocturnal colubrid named for its vertical, cat-like pupils.
Green Water Snake
A large, heavy-bodied North American watersnake with plain olive-green coloration, common in swamps and marshes of the southeastern U.S.
Neotropical Water Snake
A strongly aquatic colubrid common in still and slow-moving freshwater habitats across northern South America.
Yellowbelly Water Snake
A plain, dark-backed water snake subspecies with a pale yellow belly, common in bottomland wetlands of the Mississippi Valley and Gulf states.
Redbelly Water Snake
A heavy-bodied water snake with a plain dark back and a bright reddish-orange belly, common along ponds and swamps of the American South.
Brown Water Snake
A large, heavy-bodied water snake often seen basking on branches over southeastern rivers, patterned with square dark blotches.
Concho Water Snake
A rare, narrow-range Texas water snake tied to rocky, flowing sections of the Concho and Colorado rivers.
Copperbelly Water Snake
A regionally threatened subspecies of the Redbelly Water Snake, named for its vivid orange-red underside, restricted to isolated wetlands of the American Midwest.
Banded Water Snake
A heavy-bodied, boldly banded water snake of the southeastern US, often mistaken for the cottonmouth.
Diamondback Water Snake
A large, heavy-bodied water snake with a distinctive dark, diamond-shaped netlike pattern on an olive-brown background.