Sharks are cartilaginous fish of one, with the overall shape and length. There are filter gum 5. All sharp tail fin fin radial concave deep. A highlight is the head and beak Cape long.The shark is divided into two types, namely, the shark soil and sharks in the water. Shark shark soil is often slow, like living on the sea floor, the shark soil will not fierce animals not short bones after food, and having an egg.And often fierce, chase the other fish food and having a shark is a fish that agile active, some species can swim very fast. The shark has sense organs in three of is. Sense organs of smell.And the third is relying on the lateral line sense of force acting short suspension of wave under water in far (Surin, piscine life2518)
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