Many of them are. however there are also quite a few that are harmless. as a mater of fact the larges ofall sharks is mainly a plankton eater.
The whale shark and the basking shark don't even have teeth
Grate white,mako shark,tigershark,bullshark, there is all types of dangerous sharks
ALL SHARKS ARE NOT DANGEROUS TO HUMANS BECAUSE THERE ARE DIFFERENT KIND OF SHARKS AND DIFFERENT KIND OF PEOPLE. ALL SHARKS ARE NOT DANGEROUS TO HUMANS BECAUSE THERE ARE DIFFERENT KIND OF SHARKS AND DIFFERENT KIND OF PEOPLE.
sharks aren't that dangerous they attack humans if they are scared
Yes but very few and not all year round mainly bull sharks
No, because at the zoo you can pet smooth dog sharks. They are very nice and will never hurt you.
Sharks, killer whales and stingrays are all dangerous creatures found in the ocean.
Both are dangerous
no sharks are not as deadly as we say they are you have a better chance of getting killed by a pig then getting bite not dying by a shark!!! and getting killed by a pig is 1 in 7.3 million
Probably because they've seen 'Jaws' too many times.
Tiger sharks are very dangerous, and clever
Bull sharks are the most common and dangerous.
what are shark doing in earth if they are dangerous to humans?Answerwhat are shark doing in earth if they are dangerous to humans? what ansewer is that so just because they're dangerouse meens they can't be on earth and sharks live in almost all of the worlds oceans i don't know were Tunisia is though so im not sure but some sharks are more dangerouse then othersOnly one seventh of all shark species are dangerous.