The <b>Chersodromus nigrum</b>, or black snake, is a non-venomous predator found in the southeastern U.S., characterized by its glossy black or dark brown coloration and slender body, measuring 50 to 75 cm. Known for its agility and proficiency in climbing, it primarily feeds on small mammals, birds, and amphibians, playing a crucial role in the ecosystem by controlling prey populations.