Common Name: Dusky Pygmy Rattlesnake Scientific Name: Sistrurus miliarius barbouri Photographer: Calvin J. Hamilton Copyright: © 2005 Calvin J. Hamilton Date: 2005/07/27 Location: Catoctin Wildlife Preserve and Zoo, Maryland

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This is one of the smaller forms of rattlesnakes. It lives in the southeast part of the U.S. I inhabits grassy marshland and flatwood areas close to bodies of water. It has a hemotoxic venom but is unlikely to cause human fatality.