Eastern Massasauga

Sistrurus catenatus catenatus

Safety note: Venomous — keep distance

The Eastern Massasauga is a federally threatened rattlesnake of wetland habitats in the Great Lakes region. Its populations are isolated and shrinking. A shy, small rattlesnake that rarely bites unless stepped on.

Habitat

Wet prairies, fens, and shrubby wetlands in the upper Midwest

Diet

Small rodents and frogs

How common

Rare

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