Facts of the day: 4th of January

1) A shark is the only fish that can blink with both eyes
2) According to a British law passed in 1845, attempting to commit suicide was a capital offense. Offenders could be hanged for trying
3) To escape the grip of a crocodile's jaws, push your thumbs into its eyeballs -- it will let you go instantly
4) The only nation whose name begins with an "A" but doesn't end in an "A" is Afghanistan
5) The condom - made originally of linen - was invented in the early 1500s.