Adult length is about seventy-five centimetres (thirty inches). The venom of the Massasauga is a hemotoxin which means that it can easily destroy the red blood cells in the body. The species requires very specific microhabitat features within these habitats for mating, hunting and especially thermoregulation. Fair use (quotations, etc.) There's a row of black or dark brown blotches down the middle of the back, and rows of smaller dark spots on each side of the body. They are still relatively common on the Bruce Peninsula and the eastern shoreline of Georgian Bay. Massasauga is from the Ojibwa language and means "great river-mouth" which alludes to the marshy habitat of the snake. The massasauga is listed as threatened species by the US Fish and Wildlife Service under the Endangered Species Act. The eastern Massasauga rattlesnake is the largest of the subspecies that can attain a length of 80 cm (2.6 ft) respectively. This heat-seeking ability is especially useful for finding food during the dark of night. The Saint Louis Zoo is helping eastern Massasauga rattlesnakes through our Field Research for Conservation (FRC) program. The International Union for Conservation of Nature lists the global status of the massasauga as Least Concern. Obviously, the odds of being endangered by one of these snakes are negligible. is permitted as long as proper attribution and a link to the original source are provided. We're funding research that's tracking the migratory movements of Massasaugas in the Swan Lake National Wildlife Refuge -- one of just three Missouri sites where the species is found today. Published on January 7th 2017 by staff under Snakes. It is only in the state of Nebraska, the western Massasauga rattlesnake has been given a status of ‘Threatened’ to prevent habitat loss and illegal killing. Although the venom is potent, this snake's small size and retiring habits make it a minor risk to humans. The venom of the Massasauga rattlesnake is hemolytic, which means it causes the breakdown of red blood cells in its victim. After mating, the female and male go their separate ways. The eastern subspecies is the largest, growing up to 30 inches, or even longer. The Eastern Massasauga Rattlesnake, Sistrurus catenatus, is the only venomous snake still found in Ontario. In comparison, six to 12 people die from lightning strikes each year in Canada. Massasauga rattlesnake © Sterling Sztricsko. Somewhat smaller are the western and desert varieties (up to 26 inches and 21 inches, respectively). Required fields are marked *. Submitted by Matthew on 2014, May 16 - 20:44. What's particularly odd is that he's out in the open, on the grass. Like all pitvipers, Massasauga rattlesnakes have heat-sensitive pits located on each side of the head, between the nostril and eye. Road mortality is also a serious threat to this slow-moving snake and is probably the most severe threat to this species in protected areas.

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