The bull shark is a large species of shark known for its robust body and aggressive behavior. It can be found in both saltwater and freshwater environments, often swimming in rivers and estuaries. Bull sharks are recognized for their distinctive flat snouts and can grow up to 11 feet long. These sharks are known for their adaptability, allowing them to thrive in various habitats. They primarily feed on fish, dolphins, and other marine animals. Due to their proximity to shorelines, bull sharks are sometimes involved in human encounters, making them one of the more dangerous shark species.