Shark

Life expectancy is around 30 years of sharks.Much of sharks are gray and have leathery skin, covered with small scales placoides as sharp and pointed, unlike those that characterize fish skeleton. The diet of sharks is varied and generally carnivorous. They eat fish, turtles and crustaceans.
Make circles around its prey and throw on suddenly, usually from bottom to top.
Breathe through 5 to 7 pairs of gills located on the sides of the head.
can reach up to 12 meters long and 14 meters long and weigh 800 kg