This sea animal is very dangerous. It can kill other sea animals and people with its sharp teeth. Its got a huge, long body and rough skin. Half of its body is white and half is black. This sea animal is very friendly and it loves to swim in front of fast boats. Its got a long, thin body and smooth skin. Its got over one hundred teeth. This sea animal has got very long whiskers. Theyre forty times thicker than our hair. Its got a round head and a fat body.