It is a hammerhead worm, an invasive species, there has been some found in Edmond. They kill earthworms and their slime is toxic in the same family as a puffer fish according to the WWW.
Guess the a** backward world has found its way to Stillwater. Original sentence was on point. Revised sentence is an utter and complete joke. Very sad state of affairs for the victims that the perps connections saved his sorry hide.