Covering more than 1,900 surface acres, Barr Lake is one of the largest prairie reservoirs in Colorado open to public recreation. Barr Lake provides habitat for more than 340 species of birds and its significance is recognized on both national and international levels. Nearly 700 acres of ...more ↓
Holbrookia maculata, commonly known as the lesser earless lizard, is a species of phrynosomatid lizard endemic to the southwestern and central United States and northern Mexico.
Plestiodon multivirgatus, the many-lined skink, is a medium-sized species of lizard, a member of the North American skink genus Plestiodon.
The Plains garter snake (Thamnophis radix) is a species of garter snake native to most of the central United States as far north as Canada and as far south as Texas. It has a distinctive orange or yellow stripe from its head to tail, and the rest of its body is mainly a gray-green color. The snake is commonly found living near water sources such as streams and ponds, but can ...more ↓
The western hognose snake (Heterodon nasicus) is a species of non-venomous colubrid endemic to North America.
Masticophis flagellum is a species of nonvenomous colubrid snake, commonly referred to as the coachwhip or the whip snake, which is endemic to the United States and Mexico. Seven subspecies are recognized, including the nominotypical subspecies.
Coluber constrictor is a species of nonvenomous, colubrid snake, endemic to North America and Central America. Eleven subspecies, including the nominotypical subspecies, are recognized, which as a group are commonly referred to as the eastern racers.
Pituophis catenifer is a species of nonvenomous colubrid snake endemic to North America. Six subspecies are currently recognized, including the nominotypical subspecies, Pituophis catenifer catenifer, described here. This snake is often mistaken for the prairie rattlesnake but can be easily distinguished from a rattlesnake by the lack of black and white banding on its ...more ↓
The bullsnake (Pituophis catenifer sayi ) is a large non-venomous colubrid snake. It is currently considered a subspecies of the gopher snake (Pituophis catenifer).
Crotalus viridis (Common names: prairie rattlesnake, western rattlesnake, Great Plains rattlesnake, and others) is a venomous pit viper species native to the western United States, southwestern Canada, and northern Mexico. Currently, two subspecies are recognized, including the nominate subspecies described here.
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 spiny, cone-like projections on the leading edge of the carapace, which are not scutes (scales).
The common snapping turtle (Chelydra serpentina) is a large freshwater turtle of the family Chelydridae. Its natural range extends from southeastern Canada, southwest to the edge of the Rocky Mountains, as far east as Nova Scotia and Florida. This species and the larger alligator snapping turtles are the only Macrochelys species in this family found in North America (though the ...more ↓
Terrapene ornata is a species of North American box turtle sometimes referred to as the western box turtle or ornate box turtle.
The painted turtle (Chrysemys picta) is the most widespread native turtle of North America. It lives in slow-moving fresh waters, from southern Canada to Louisiana and northern Mexico, and from the Atlantic to the Pacific. The turtle is the only species of the genus Chrysemys, which is part of the pond turtle family Emydidae. Fossils show that the painted turtle existed ...more ↓