Species- Carcharhinus leucas

Eukarya- The bull shark belongs to the Domain Eukarya because it is multicellular, and its cells have a nucleus.  Its cells also have membrane bound organelles and linear DNA. 

Animalia- The bull shark is heterotrophic, motile, and its cells lack cell walls.

Chordata- The bull shark is a chordate because it shows bilateral symmetry; it has an endostyle, and a postanal tail. It also has a dorsal nerve chord and pharyngeal structures.
 

Chondrichthyes- The bull shark belongs to this class because it is a cartilaginous fish. Only the organism’s teeth and sometimes their vertebrate are bone.
 

Carcharhinformes- The bull shark has two dorsal fins without spines, and an anal fin is present. Members of this order have 5 gill slits with the last one to three over the pectoral fin. The eyes of the bull shark also have a nictitating fold or membrane.
 

Carcharhinidae- In this family, development of young is usually viviparous with young born fully developed. Members of this family can live in fresh and salt water. These sharks contain round eyes with internal nictitating eyelids, and no nasoral grooves. Members of this family are usually large.

Carcharhinus- Members of this genus include the most known sharks including the tiger shark, blue shark, and milk shark.  This genus shares the characteristics of round eyes, and having their pectoral fins completely behind their five gill slits.  This genus is also viviparous.