Bull Shark Threat: They Swim Where We Swim

The predators have been linked to two highly publicized attacks in Florida that left one teen dead and another seriously injured.

Though over 375 shark species have been identified by science, just three species are responsible for most attacks on humans: the great white (Carcharodon carcharias), tiger (Galeocerdo cuvier), and bull shark (Carcharhinus leucas).

Bull sharks are the least known of the three. But experts note that the species's preference for coastal waters less than a hundred feet (30 meters) deep makes bulls potentially the most dangerous sharks of all.

"Bull sharks inhabit quite shallow waters, which means that they do have a great opportunity to interact with humans, because the two species tend to share the same areas," said George Burgess, curator of the International Shark Attack File at the Florida Museum of Natural History in Gainesville.

Bull sharks are among the most

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