Southern black racer (scientific name: "Coluber constrictor"), the racer is more likely to suffocate or crush its victim into the ground, rather than coiling around it in typical constrictor fashion. Man remains the greatest enemy of black racers. Many are killed on highways and others are intentionally killed out of fear. The white chin causes some people to kill this snake, believing that it is a cottonmouth – a venomous snake more commonly called a water moccasin. The venomous snake has a white lining inside of its mouth. Racers are nonvenomous and do not breed with cottonmouths. Natural enemies include such birds of
Brown water snake found in swamps and streams and is often mistaken for a venomous snake. "Nerodia taxispilota" is ovoviviparous. Mating takes place in the spring on land or on tree branches. On average adult females are larger than adult males. The young are born alive, usually in August, in broods of 14-58, more commonly 30-40. The newborns are 7-10¾ in. (18–27 cm) long, with males longer than females, opposite of adults. Brown water snake The brown water snake ("Nerodia taxispilota") is a large species of nonvenomous natricine snake endemic to the southeastern United States. "Lycodonomorphus rufulus" is sometimes also called the brown