Copperheads, timber rattlers and the rare Eastern massasauga among Pa.’s venomous snakes Patrick Varine Friday, May 31, 2024 2:00 p.m. | Friday, May 31, 2024 2:00 p.m. Go Ad-Free Today! Courtesy of Ryan Miller The Eastern massasauga rattler is Pennsylvania’s least common venomous snake, found in only a few counties in the northwestern part of the state. Courtesy of Tom Diez | Pennsylvania Game Commission The olive-colored queen snake is native to Pennsylvania. Courtesy of Pennsylvania Fish & Boat Commission The Eastern rat snake is native to Pennsylvania. Share this post: Facebook Twitter LinkedIn Reddit Email