Question: are there any poisonous snakes in michigan?
Answer: The species has been recorded in every county of the Lower Peninsula and only Mackinac County in the Upper Peninsula. Rattlesnake-1, Rattlesnake-2 and Rattlesnake-3: The massasauga rattlesnake is Michigan's only venomous snake. It is protected as a federally threatened species under the Endangered Species Act.