From the Book - First American edition.
How many bacteria are there in one poo?
How much poo has been pooed?
How much pee has been peed?
How much gas do you pass in a lifetime?
How much toilet paper does the world use?
How much energy is in a poo?
Which animal poos the most?
How often do animals poo?
What use are poo and pee?
How strong is a dung beetle?
Why are wombat poos square?
What's the biggest pile of poo in the world?
How far does food travel?
How much methane gas do cows fart?
What is the biggest fossil poo?
What is the biggest poo parasite?