Elaphe is a genus of non-venomous snakes commonly known as rat snakes. They are found primarily in North America, Europe, and Asia, and are recognized for their adaptability to various habitats, including forests, grasslands, and urban areas. These snakes are often characterized by their slender bodies and distinctive coloration, which can vary widely among species. Rat snakes are known for their diet, which mainly consists of small mammals, birds, and eggs. They play a crucial role in controlling rodent populations, making them beneficial to ecosystems. Some species within the Elaphe genus are also popular in the pet trade due to their docile nature and striking appearance.