The Common snapping turtle (Chelydra serpentina) is a species of large freshwater turtle. It is noted for its combative disposition when out of the water with its powerful beak-like jaws, and highly mobile head and neck (hence the specific epithet...
The copperhead (Agkistrodon contortrix) is a venomous pit viper endemic to eastern North America; it is a member of the subfamily Crotalinae in the family Viperidae. As a common species within its range, it may be encountered by humans. Unlike other...
The Painted turtle (Chrysemys picta) is the most widespread native turtle of North America. Fossils show that the painted turtle existed 15 million years ago. In the traditional tales of Algonquian tribes, the colorful turtle played the part of a...
The Smooth green snake (Opheodrys vernalis) is a North American nonvenomous snake in the family Colubridae. It is small to medium in size and gets its common name from its smooth dorsal scales. A non-aggressive snake, it seldom bites and usually...
The spiny softshell turtle (Apalone spinifera ) is a species of softshell turtle, one of the largest freshwater turtle species in North America. Both the common name, spiny softshell, and the specific name, spinifera (spine-bearing), refer to the...
Pond sliders (Trachemys scripta) are medium-sized, semiaquatic turtles found in North America. Their name 'slider' comes from the behavior of these turtles when startled. Groups of sliders often bask and sun on logs, branches, and vegetation at or...
The Speckled kingsnake (Lampropeltis holbrooki) is a nonvenomous snake which is native to the United States. Its common name is derived from its pattern and this snake is also known as the "salt-and-pepper snake".
Sternotherus odoratus is a species of small turtle in the family Kinosternidae. The species is native to southeastern Canada and much of the Eastern United States. It is also known commonly as the common musk turtle, eastern musk turtle, or stinkpot...
The Common box turtle is a species of a box turtle that lives in the Eastern United States and Mexico. This turtle gets its common name from the structure of its shell which consists of a high domed carapace (upper shell), and a large, hinged...
The river cooter (Pseudemys concinna ) is a species of freshwater turtle in the family Emydidae. The species is native to the central and eastern United States.
The northern map turtle (Graptemys geographica ), also known as the common map turtle, is an aquatic turtle in the family Emydidae. It is endemic to North America.
Diadophis punctatus edwardsii, commonly known as the northern ringneck snake, is a subspecies of Diadophis punctatus, a snake in the family Colubridae. The subspecies is endemic to North America.
The three-toed box turtle (Terrapene triunguis ) is a species within the genus of hinge-shelled turtles commonly referred to as box turtles. This species is native to the south-central part of the United States and is the official reptile of the...
The Texas garter snake (Thamnophis sirtalis annectens ) is a subspecies of the common garter snake (T. sirtalis ) endemic to the United States.
The smooth softshell turtle (Apalone mutica ) is a species of softshell turtle of the family Trionychidae. The species is endemic to North America.
Graham's crayfish snakes (Regina grahamii) are nonvenomous semiaquatic snakes found only in the central United States. They are named after their primary choice of diet.
Agkistrodon laticinctus is a venomous pit viper species, formerly considered a subspecies of Agkistrodon contortrix, which is found in the southern United States, from Kansas, through Oklahoma and throughout central Texas.
The false map turtle (Graptemys pseudogeographica ) is a species of turtle endemic to the United States. It is a common pet species. Two subspecies are recognized, including the nominotypical subspecies described here.
Lampropeltis triangulum syspila, commonly known as the red milk snake or red milksnake, is a subspecies of the milk snake (Lampropeltis triangulum). The nonvenomous, colubrid snake is indigenous to the central United States.
Pantherophis ramspotti, commonly known as the western fox snake, is a species of rat snake that is endemic to the upper midwestern United States, west of the Mississippi river. It is non-venomous.
The Ouachita map turtle (Graptemys ouachitensis ) is a species of turtle belonging to the family Emydidae.
Agkistrodon contortrix phaeogaster was formerly a venomous pit viper subspecies found in the central region of the United States. However, recent taxonomic changes do not recognizes the Osage copperhead (A. c. phaeogaster ) as a valid taxon.
Sistrurus catenatus tergeminus is a venomous pit viper subspecies found in the southwestern plains of the United States. In some areas its range overlaps that of another subspecies, S. c. edwardsii, and intergrading of the two is not unknown.
Cyclura cornuta onchiopsis, the Navassa Island iguana, was a subspecies of rhinoceros iguana that was found on the Caribbean island of Navassa.
Diadophis punctatus arnyi, also known commonly as the prairie ringneck snake, is a subspecies of small, thin snake in the family Dipsadidae. The subspecies is native to the Midwestern United States.
Rhinocheilus lecontei tessellatus is a subspecies of nonvenomous colubrid snake, which is endemic to the western United States and northern Mexico.
