The northern water snakes has a narrow head, though it's slightly wider than their necks. When swimming, the head of a northern water snake peeks above the water, a common sight in lakes and ...

Additionally, some venomous snakes can be identified based on head shape ... says Louisiana Sportsman. The Northern cottonmouth water moccasin are the world's only semi-aquatic vipers, and ...

As the weather gets warmer, snakes will begin to appear. In Louisiana, there are seven venomous snake species. What they are ...