Sistrurus - Wikipedia Description Difference in head scalation between snakes of the genus Crotalus and the genus Sistrurus Sistrurus species differ from the larger rattlesnakes of the genus Crotalus in a number of ways
Eastern Massasauga – Sistrurus catenatus – INHS Environmental Education The Eastern Massasauga (Sistrurus catenatus) is a species of pygmy rattlesnake native to Illinois, its southern and western range limit They are found north to Ontario and east to New York While they are venomous, they are a timid species, preferring to remain undetected if possible
Eastern Massasauga (Sistrurus catenatus) - Wisconsin Massasaugas begin to emerge in spring, usually in early-April, from overwintering habitats They can remain active until mid-November, depending on air temperatures This species breeds primarily in August and females give birth in late-July or August the following year
Sistrurus catenatus (Eastern massasauga) - Michigan Natural Features . . . The Eastern Massasauga is a small to medium-sized (average 18-30 in 46-76 cm), thick-bodied, gray, gray-brown or brown snake with a distinctive color pattern of dark brown rectangular or saddle-shaped blotches down the back and two or three additional rows of dark spots along the sides of the body
Eastern Massasauga (Sistrurus catenatus) - Ohio Herp Atlas – OHPARC During summer, these rattlers range upland into nearby drier areas in search of small rodents This snake is designated as state endangered Massasaugas typically are very sluggish and make little or no attempt to bite unless thoroughly aroused The bite is seldom, if ever, fatal to a healthy adult
Eastern massasauga - Wikipedia The eastern massasauga (Sistrurus catenatus) is a species of rattlesnake found in eastern North America, from southern Ontario, Canada, eastern regions of the Midwestern states, and parts of the Great Lakes region in the United States
Sistrurus - Ground rattlesnakes: facts, distribution population | BioDB The genus Sistrurus is a group of small to medium-sized venomous pit vipers, closely related to rattlesnakes (Crotalus) and found primarily in North America, especially in the United States and parts of northern Mexico
Eastern Massasauga Rattlesnake (Sistrurus catenatus) - Reptiles and . . . Timber Rattlesnakes usually have a rusty brown stripe running down the back, and have a black tail Prairie Rattlesnakes are similar in appearance but are not found within the range of Eastern Massasauga Rattlesnakes in Iowa