Snakes of the United States

Rattlesnakes: 20 species with a profile. The most widespread is the timber rattlesnake, recorded in 30 states. Venomous: the timber rattlesnake, the prairie rattlesnake, the pygmy rattlesnake, the western rattlesnake, the eastern massasauga, the western massasauga, the western diamondback rattlesnake, the Mohave rattlesnake, the eastern diamondback rattlesnake, the sidewinder, the southwestern speckled rattlesnake, the rock rattlesnake, the Arizona black rattlesnake, the black-tailed rattlesnake, the eastern black-tailed rattlesnake, the Panamint rattlesnake, the ridge-nosed rattlesnake, the red diamond rattlesnake, the tiger rattlesnake and the twin-spotted rattlesnake.

Copperheads and cottonmouths: four species with a profile. The most widespread is the eastern copperhead, recorded in 27 states. Venomous: the eastern copperhead, the northern cottonmouth, the broad-banded copperhead and the Florida cottonmouth.

Coral snakes: three species with a profile. The most widespread is the eastern coral snake, recorded in 5 states. Venomous: the eastern coral snake, the Sonoran coralsnake and the Texas coral snake.

Water snakes and swamp snakes: 15 species with a profile. The most widespread is the northern water snake, recorded in 36 states.

Garter snakes and ribbon snakes: 13 species with a profile. The most widespread is the common garter snake, recorded in 47 states.

Rat snakes and corn snakes: six species with a profile. The most widespread is the eastern rat snake, recorded in 26 states.

Kingsnakes and milksnakes: nine species with a profile. The most widespread is the eastern milksnake, recorded in 40 states.

Racers, whipsnakes and indigo snakes: seven species with a profile. The most widespread is the eastern racer, recorded in 46 states.

Gopher snakes, bullsnakes and pine snakes: one species with a profile. The most widespread is the gopher snake, recorded in 23 states.

Hognose snakes: two species with a profile. The most widespread is the eastern hog-nosed snake, recorded in 33 states.

Green snakes: two species with a profile. The most widespread is the smooth green snake, recorded in 25 states.

Small woodland and burrowing snakes: 28 species with a profile. The most widespread is the ring-necked snake, recorded in 45 states.

Boas and pythons: three species with a profile. The most widespread is the northern rubber boa, recorded in 8 states.