Eastern Massasauga Rattlesnake Fact Sheet

Publication date
Facility
Mussels
We are the U.S. Fish and Wildlife Service office responsible for the following activities in Michigan: administering the Endangered Species Act; identifying sources of environmental contamination, assessing impacts of contaminants to fish and wildlife resources and helping to restore contaminated...
Species
Eastern massasauga rattlesnake

Massasaugas are small snakes with thick bodies, heart-shaped heads and vertical pupils. The average length of an adult is about 2 feet. Adult massasaugas are gray or light brown with large, light-edged chocolate brown blotches on the back and smaller blotches on the sides. The snake's belly is...

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