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 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...
Blanding's turtle (Emydoidea blandingii) is a semi-aquatic turtle native to North America. It is considered to be an endangered species throughout much of its range. Blanding's turtle is of interest in longevity research, as it shows little to no...
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...
Coluber constrictor flaviventris, commonly known as the eastern yellow-bellied racer, is a subspecies of the eastern racer, non-venomous colubrid snake. It is endemic to North America.
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.
Alligator prenasalis is an extinct species of alligator from the Late Eocene period. It is well known, with many fossils having been collected from the Chadron and Brule Formations in South Dakota. The species was first named in 1904, but was...
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.
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.
The prairie earless lizard or eastern earless lizard (Holbrookia maculata perspicua ) is a subspecies of the lesser earless lizard, (Holbrookia maculata ).
