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How and why do sharks attack?

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Sharks strike terror into the hearts of people around the world like no other creatures. Their fearsome appearance, large size, and hostile, alien environment combine to make them seem like something straight out of a nightmare. read more

Sharks attack and kill 10 humans per year, on average. Humans, in contrast, annually kill about 20 to 30 million sharks, according to the Florida Museum of Natural History's Department of Ichthyology. read more

Some scientists think that sharks confuse humans with some other marine animals like seals or sea lions as sharks do not seek humans as prey. This assumption comes from analyzing several cases of white shark attacks on surfers, which concluded that looking a surfer from the bottom of the ocean resemble a seal. read more

The first clue comes in the pattern that most shark attacks take. In the majority of recorded attacks, the shark bites the victim, hangs on for a few seconds (possibly dragging the victim through the water or under the surface), and then lets go. read more

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