Bull shark being able to tolerate the high salinity of marine water. Since bull sharks often dwell in very shallow waters, are found in many types of habitats, are territorial by nature, and have virtually no tolerance for provocation, they may be more dangerous to humans than any other species of shark, and along with the tiger shark and great white shark, are among the three shark species most likely to bite humans. One or several bull sharks may have been responsible for the Jersey Shore shark attacks of 1916, which were the inspiration for Peter Benchley's novel "Jaws". The speculation of
Blind shark of this shark is an undescribed species of tapeworm in the genus "Carpobothrium". The blind shark is basically harmless to humans, though it can bite if provoked and is difficult to remove, owing to its strong jaws and powerful suction. There are cases of blind sharks biting and holding onto divers' wetsuits even after they surfaced, and could only be removed by prying open the sharks' jaws. This species is one of the few sharks considered suitable for private aquaria, as it is hardy, grows to a small size, and has sedentary habits, though its nocturnal, reclusive nature make it