One of the more popular mental_floss quizzes (#3!) asks you to name all the Presidents of the United States. But what about the runners-up? Can you name all 25 men who finished second in U.S. Presidential Elections dating back to 1900? (For people who finished second multiple times, you only need to enter them once. The list includes six Presidents.)
After going into heat, an un-spayed female ferret can actually die if she does not mate. She will remain in heat until she mates, and if she does not, the excess estrogen will cause anemia and eventual death.
Contrary to popular belief, a camel's hump does not store water. Instead, it’s filled with fat, which allows the animal to go for a month without food. If the hump becomes depleted, it will shrink, flop over, and hang at the camel’s side.
Around the 4th of July, Americans proudly display the Red, White, and Blue. Twenty-two other countries also fly red, white, and blue flags. Can you name them all? You have five minutes for this world tour.
DID YOU KNOW? Marlon Brando hated memorizing lines so much that he posted cue cards everywhere to help him get through scenes.
He even asked for lines to be written on an actress's posterior. (That request was denied.)