Bull Shark

 

It is a requiem shark commonly found worldwide in warm, shallow waters along coasts and in rivers. It is known for its aggressive nature, and presence in warm, shallow brackish and freshwater systems including estuaries and rivers. They can thrive in both salt and fresh water and can travel far up rivers. They have been sighted and caught in many rivers , such as the Mekong, Mississippi and the Amazon. The species has been spotted 2,500 miles (4,000 kilometers) up the Amazon River in South America and dwell in Lake Nicaragua, a freshwater lake in Central America. It can reach a maximum size of 3.5 m (11 ft). https://www.zazzle.com/bull_shark_poster-228243704226737193