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.
White sharks have a unique system called a âcounter current heat exchangeâ, which keeps their body tempreture +/- 7C above the surrounding water temperature. All sharks have an incredibly unique system on the tip of their nose called the âampillae of Lorenziniâ. These are small pores filled with a gel that transmits the electrical currents in the water to the sharkâs brain so that it can assess its environment.