Let's say you didn't have a toilet and just did your business in the backyard, never getting rid of your waste. How much poop will you produce in your life?

Scientists actually have an estimate for you. On the average day, you eliminate about 14 ounces of feces which adds up to about 312 pounds a year. By the time you're 21, you'll have produced over three tons.

If you're a man, with a life expectancy of 76, you'll produce 24,320 pounds of poop, that's 12 tons or the weight of approximately two elephants. If you're a woman, with a life expectancy of 81, you'll produce 25,920 pounds, nearly one ton more than men.

Adding up all of the feces produced by people in the world every year comes out to 640 billion pounds. Jeff Goldblum said it best in "Jurassic Park":

Read more at LiveScience.