Samplebiting is therefore the only way that a shark can determine whether of not what he sees in something he wants to eat , or even just to find out what it is (www .nationalgeographic .com . While this may not be very comforting to those who have been ``sampled ' by a curious 5000 pound fish with 3000 teeth that can bite through bone , it does indicate that humans do not make up part of the sharks natural diet . Figure 1 : Showing...











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