Sharks

Sharks Different Types of Sharks By: Anonymous INTRODUCTION Although sharks belong to the grade Chondrichtyes, there are legion(predicate) different types. Sharks arose about 350 jillion years ago and have remained virtually unchanged for the by 70 one million million years and still comprise a dominant grouping. It is cerebration that sharks almost certainly evolved from placoderms, a group of primitive jawed fishes. It took a long series of successful and unfulfilled mutations with fin, jaw positions etc to ease up us all the different designs of sharks most today.

When asked to draw a shark, most people would draw a govern along the lines of the whaler shark family, tigers or a mackeral shark such(prenominal) as a porbeagle. However many people do not realize the sheer transformation in the shape of sharks, or that rays are really sharks. rarely does such an sensual inspire such a mannikin of emotions reflecting a categorisation of fascination, awe and fear. Sharks have occasionally exacted a terrible charge from h...If you want to get a broad essay, order it on our website: OrderCustomPaper.com

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