Introduction to the Snakes of Oklahoma Thu, 06/06/2019 - 12:00am Forty-six species of snakes are native to Oklahoma. Only six species (15%) are potentially harmful to humans. Venomous species include ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today! Read more about Introduction to the Snakes of Oklahoma