Illinois

Lampropeltis Holbrooki – Speckled Kingsnake

The speckled kingsnake is a nonvenomous snake found in the Southern and Central United States. This large snake is most commonly black with a large number of small yellow spots on its body. The speckled kingsnake was previously considered a subspecies of the common kingsnake (Lampropeltis getula) and is still somtimes referred to as Lampropeltis […]

Thamnophis Radix – Plains Garter Snake

The plains garter snake is a harmless snake species that is found throughout the Central United States and Canada. The snake is mostly dark with three yellow or orange longitudinal stripes along its body. Description The base color of the plains garter snake is dark brown, black or olive green, often with severall small yellow […]

Lampropeltis Triangulum – Milk Snake

The milk snake is a nonvenomous snake that can be found in the Eastern and Central United States, in Canada and throughout Central America. Most commonly, it has patterns of red and white blotches or crossbands with black borders. However, several color variations of the snake exist, leading to confusions with some venomous snakes. Size […]

Opheodrys Aestivus – Rough Green Snake

The rough green snake is a medium-sized green nonvenomous snake found in the Southeastern United States and in Mexico. It is often confused with the similar-looking and closely related smooth green snake. Description The upper body of the rough green snake is bright green and does not have any other color patterns or markings. The […]

Opheodrys Vernalis – Smooth Green Snake

The smooth green snake is a relatively small nonvenomous snake found throughout the Northeastern and Central United States. Its body is uniformely green with smooth scales. The smooth green snake can be confused with the larger nonvenomous rough green snake. Description The smooth green snake is a uniformely colored snake without any patterns. Mostly, adult […]

Heterodon Nasicus – Western Hognose Snake

The western hognose snake, Heterodon nascius, is a harmless snake that can be found throughout the Central United States as well as Canada and Mexico. The appearance and behavior of this relatively small and brown snake is adapted to the venomous rattlesnakes found in the same gepgraphic range. This mimickry intimidates and scares off potential […]

Pituophis Catenifer – Pacific Gopher Snake

The Pacific gopher snake, Pituophis catenifer, is a nonvenomous snake found in the Western United States, Canada and Mexico. It is commonly called the Pacific gopher snake, Western gopher snake or coast gopher snake. The bullsnake is one of its five subspecies. This nonvenomous and harmless constrictor snake mimicks the behavior and appearance of venomous […]

Pantherophis Spiloides – Grey Rat Snake

Pantherophis spiloides, commonly called the grey rat snake or the pilot snake, central ratsnake, midland ratsnake or chicken snake is a large nonvenomous snake found in the Central and Eastern United States. Especially in the Northern United States, the snake has an almost identical appearance as the eastern rat snake and the western rat snake. […]

Agkistrodon Piscivorus – Cottonmouth Snake

Agkistrodon piscivorus, the cottonmouth or water moccasin is a venomous snake that can be found throughout the Eastern United States. The usually brown snake with darker brown blotches lives around water and is a great swimmer. When it feels threatened, it opens its mouth as a threat display. The large white inner mouth have earned […]

Nerodia Sipedon – Common Watersnake

The common watersnake is a nonvenomous snake that is often seen throughout the Eastern United States as well as Southeastern Canada. Due to its often brown coloration with dark brown blotches, it is often confused with the venomous cottonmouth (or water moccasin) or the venomous copperhead snake. Description The common watersnake can be brown, reddish-brown, […]

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