The eastern massasauga rattlesnake (Sistrurus catenatus catenatus) is a unique and fascinating part of Michigan's natural heritage. It is Michigan's only venomous snake, and one of only two rattlesnake species that occur in the Great Lakes region. It is a small- to medium-sized snake, with adult lengths averaging 2 to 3 feet.

Eastern massasauga rattlesnakes, the only venomous snake in Michigan, are shy creatures that will avoid humans whenever possible. Also known as "swamp rattlers," they spend the vast majority of their time in year-round wetlands hunting their primary prey, mice.

The eastern massasauga is Michigan’s only venomous snake. It can grow to be 2-3 feet in length, and is relatively small but thick-bodied. It is famous for its rattle, which sounds like an insect buzzing. The massasauga is native to the lower peninsula of …

The massasauga (eastern massasauga rattlesnake, Sistrurus catenatus) is Michigan’s only venomous snake. The adult massasauga can measure from 2.5 – 3 feet in length. Where is the massasauga found? The massasauga is native to the lower peninsula of Michigan and several other Great Lakes states.

2023年9月5日 · Five of Michigan's 18 species are listed as either endangered, threatened, or species of special concern, including the gray rat snake, Kirtland's snake, copper-bellied water snake, eastern fox snake, and the aforementioned eastern Massasauga rattlesnake.

The eastern massasauga rattlesnake (EMR) is the only free-ranging venomous snake in Michigan. Michigan has been described as its last stronghold (Szymanski 1998; Lee and Legge 2000). EMR is state listed as “species of special concern” (Michigan DNR 2015).

Michiganders occasionally mistake a harmless fox or milk snake for a massasauga because these snakes also have dark blotches on their backs and may hiss and strike at a human intruder. However, they lack rattles and have narrower heads and …

2022年8月31日 · Massasauga rattlesnakes were listed as a federally threatened species under the Endangered Species Act in 2016 and are thereby protected animals. The massasauga rattlesnake is Michigan’s only venomous snake. By rattlesnake standards, massasauga rattlers are small, averaging about 2 feet long as adults, reaching a maximum of about 30 inches.

2017年7月27日 · In fact, Michigan has become an important laboratory for the study and preservation of one of them, the eastern massasauga rattlesnake, the only venomous viper that inhabits the state. Massasauga rattlesnakes were listed as a federally threatened species under the Endangered Species Act in 2016 and are thereby protected animals.

2014年11月4日 · Although Michigan is now the only state where it is not listed as an endangered or threatened species, the eastern massasauga rattlesnake is fast becoming a rare sight here, too. Numbers in Michigan have fallen by about 33 percent from their historic levels, according to the U.S. Fisheries and Wildlife Service.