Answer: Sailfish Out of the 31,500 identified fish, the Sailfish is the fastest. The Sailfish is able to swim at a speed of 68 MPH, 18 MPH faster than the second place fish.
Answer: Beak An octopus has two eyes and four pairs of arms... it is bilaterally symmetric. It has a beak, with its mouth at the center point of the arms.
Answer: Liver The Liver isn't only the biggest organ, it is also the heaviest. The Liver weighs about 3.5 pounds on average. This is on average about 1/36 of your total body weight.