1 Angina Pectoris: It is described as a pain located at the back of the breast bone which may be sharp or dull. This sensation may radiate or crawl to the hand, arm, left shoulder, or jaw.  Vasculitis: When the small to medium sized arteries are inflamed, head tingling and numbness may result.
Most species of shark eat things like fish, crustaceans, mollusks, plankton, krill, marine mammals and other sharks. Sharks also have a very acute sense of smell that allows them to detect blood in the water from miles away.
While many of us may be familiar with a few shark species, there are over 400 of them, from the 8-inch-long dwarf lanternshark to the 40-foot-long whale shark. Sharks are efficient predators with a highly developed sense of smell, hearing and sight. They can detect their preyâs scent from a great distance.