animal+report

Phisical Charecteristics: are fish with a full cartilaginous skeleton and a streamlined body, respire with the use of five to seven gill slits, teeth of carnivorous sharks,not attached to the jaw but embedded in the flesh, are some of the world's most misunderstood predators, as they very rarely attack humans unless intimidated, Humans kill around 26 to 73 million sharks every year, Much of this comes from killing them for their fins, usually consists of the catcher cutting off the fins while the sharks are still alive, then throwing them back in, where they asphyxiate or are eaten alive, Sharks include species from the hand-sized pygmy shark, a deep sea species of only 22 centimeters, to the whale shark,the largest fish,which grows to a length of approximately 12 meters, The bull shark,is the best known of several species to swim in both salt and fresh water, it is found in Lake Nicaragua, in Central America and in the deltas,

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