http://www.ces.ncsu.edu/gaston/Pests...nomousnake.htm http://www.ces.ncsu.edu/gaston/Pests...nomousnake.htm Venomous Snakes six varieties total http://www.ces.ncsu.edu/gaston/Pests...nomousnake.htm http://www.ces.ncsu.edu/gaston/Pests...nomousnake.htm