In a study that was done by the University of Chicago in 1907, it was concluded that the easiest color to spot is yellow. This is why John Hertz, who is the founder of the Yellow Cab Company picked cabs to be yellow. | A giraffe can clean its ears with its 21-inch tongue! | In the U.S., over one million gallons of cosmetics, drinks, and lotions are sold that contain aloe in them per year. | Certain female species of spiders such as the Australian crab spider, sacrifice their bodies as a food source for their offspring. | On Valentine's Day, there is no charge to get married in the Empire State Building's chapel.