Sharks generally do not eat people intentionally, but they do sometimes mistake humans for other prey. Seals and sea lions are prominent staples in the shark's diet, and sometimes swimming humans resemble these creatures to a shark. Sharks have poor eyesight, so they detect food mainly with their mouths.Know More
After realizing that a human isn't their preferred prey, sharks usually spit them out. Unfortunately, one bite from a shark can be lethal. Humans aren't an ideal food for sharks because humans are too bony and lack the nutrition of other prey. Seals and sea lions have a higher fat and energy content, which sharks need to sustain themselves.
Out of approximately 300 shark species, roughly twelve have been documented attacking humans. Sharks evolved to eat animals that were around millions of years before humans even existed, so they do not intentionally seek people out. Shark attacks usually get a significant amount of publicity, which is why many people fear them.
Experts recommend swimming away from sharks as quickly and calmly as possible. Because splashing attracts sharks, it is important to keep movements precise and calculated, Punching an attacking shark in the snout, head or eyes can be an effective way to get it to let go.Learn more in Sharks
A 2013 study, detailed by Discovery, explains that great whites have a faster metabolism than previously thought and probably feed every few days. The study indicated that the amount of energy required by a great white was equivalent to eating a seal pup every three days.Full Answer >
Tiger sharks will eat almost anything, such as stingrays, birds, sea snakes and seals, as they are scavengers in the ocean and are equipped with serrated razor-sharp teeth that enable them to break sea turtle shells as well as clams. The tiger shark also has a reputation as a maneater because it is surpassed only by the great white shark in the number of human attacks each year.Full Answer >
Nurse sharks are carnivorous and consume a variety of sea-dwelling creatures. Although they have been known to bite humans when provoked, they are not man-eaters. They consume a variety of fish, marine invertebrates and crustaceans small enough to fit in their mouths.Full Answer >
Bull sharks primarily eat bony fish and other sharks, including juvenile members of their own species. Less commonly, they also eat sea turtles, dolphins, sea birds, squid and swimming land mammals. In addition to marine habitats, they are the only shark species that regularly occurs in fresh water.Full Answer >