Northern Copperhead photo courtesy of Wikipedia Commons This four minute video features naturalist Jenny Richards of Shawnee State Park describing Ohio's three species of venomous snakes. The timber rattlesnake, Northern copperhead and massasauga rattlesnake. The Black Rat Snake is also featured. http://www.facebook.com/photo.php?v=395085337242232&set=vb.1000022230753... Rattled This short video gives a close look at a Timber Rattlesnake doing what it does best. A clear warning of a defense is shown by it's rattle. — at Shawnee State Park. http://www.facebook.com/photo.php?v=393687604048672&set=vb.343755077046&... Don't Get Rattled Here is a behind the scenes look at a day in the field with contract biologist Doug Wynn. Doug has been collecting data on Ohio's eastern massasauga rattlesnake for almost 25 years. http://www.facebook.com/photo.php?v=287461041337996&set=vb.343755077046&... Timber Rattlesnake Research with Doug Wynn Here is a very unique behind the scenes look at the research in the buckeye state with herpetologist Doug Wynn. http://www.facebook.com/photo.php?v=126582570759178&set=vb.343755077046&... Reptile Flip Seek Field Guide Book - http://www.flipseekllc.com/wildohio2009reptiles.html Biology of Ohio Reptiles - http://borbl426-526.blogspot.com/2012/04/reptiles-of-ohio.html