Skaana (@Skaanapod) host Mark Leiren-Young (@LeirenYoung) shares the introduction and opening chapter of his new book Sharks Forever: The Mystery and History of the Planet’s Perfect Predator.  "If you swim in the ocean every day for 100 years, you are more likely to be struck by lightning than swallowed by a shark.” - Mark Leiren-Young from Chapter 1, Sharks Forever.