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.
South American Rattlesnake
A widespread and medically important rattlesnake of South American savannas and open habitats, known for its neurotoxic venom components.
South American Bushmaster
The longest venomous snake in the Americas, a massive pit viper of Amazonian rainforest with a distinctive spined tail.
South American Coral Snake
A strikingly banded elapid of South American forests and wetlands, marked with the classic red-black-yellow triad pattern shared by many New World coral snakes.
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.
Western Diamondback Rattlesnake
One of the most widespread and commonly encountered rattlesnakes of the American Southwest, known for its bold tail rings.
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.
Eastern Diamondback Rattlesnake
The largest venomous snake in North America, a heavy-bodied rattlesnake of southeastern pine forests and coastal habitats.
Central American Boa
A widespread, adaptable boa found from Mexico through Central America, closely related to the South American boa constrictor.
Southern Coral Snake
A striking tricolor coral snake of central South America's woodlands and grasslands, notable for its potent venom.
Fishing Snake
A heavy-bodied, strongly aquatic colubrid of South American wetlands specialized for catching fish and eels.
Neotropical Water Snake
A strongly aquatic colubrid common in still and slow-moving freshwater habitats across northern South America.
Southern Pacific Rattlesnake
A common rattlesnake of coastal and inland southern California, noted for its variable venom and dark diamond blotches.
Bushmaster
The longest venomous snake in the Americas and the largest pit viper in the world, an elusive forest dweller of Central and South America.
Red Diamond Rattlesnake
A large pinkish-red rattlesnake of Baja California and southern California, marked with bold diamond blotches.
Mottled Rock Rattlesnake
A small rattlesnake with a mottled, rock-matching pattern found in rugged limestone and granite terrain of the southwestern United States and Mexico.
Black-tailed Rattlesnake
A calm-tempered rattlesnake of the southwestern deserts and mountains, easily identified by its solid black tail.
Central American Coral Snake
A widespread and medically significant tricolor coral snake found from southern Mexico through Central America.
Southeastern Green Snake
A slender, bright green North American snake with keeled scales, well known as a gentle, harmless resident of shrubs and vines.
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.
Plain Tree Snake
A fast-moving, slender brown colubrid found in the forests of Central America and northwestern South America.
Ecuadorian Milk Snake
A tricolor South American milk snake subspecies from the tropical lowlands of Ecuador and neighboring countries.
Fitzinger's Coral Snake
A South American coral snake named in honor of naturalist Leopold Fitzinger, marked with tricolor rings.
Yellow-bellied Liophis
A widespread South American colubrid with a bright yellow belly, often found near wetlands and grasslands.
Anaconda
One of the heaviest snakes on Earth, a massive semi-aquatic constrictor of South American rivers and swamps.